20167052290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{1259}}^1$

素因数の和:1648

約数の個数: 128

約数和(自身を含む): 46088663040

約数和(自身を除く): 25921610750

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 71, 77, 110, 142, 154, 293, 355, 385, 497, 586, 710, 770, 781, 994, 1259, 1465, 1562, 2051, 2485, 2518, 2930, 3223, 3905, 4102, 4970, 5467, 6295, 6446, 7810, 8813, 10255, 10934, 12590, 13849, 16115, 17626, 20510, 20803, 22561, 27335, 27698, 32230, 41606, 44065, 45122, 54670, 69245, 88130, 89389, 96943, 104015, 112805, 138490, 145621, 178778, 193886, 208030, 225610, 228833, 291242, 368887, 446945, 457666, 484715, 625723, 728105, 737774, 893890, 969430, 983279, 1144165, 1251446, 1456210, 1601831, 1844435, 1966558, 2288330, 2582209, 3128615, 3203662, 3688870, 4057757, 4916395, 5164418, 6257230, 6882953, 8009155, 8115514, 9832790, 12911045, 13765906, 16018310, 20288785, 25822090, 26190977, 28404299, 34414765, 40577570, 52381954, 56808598, 68829530, 130954885, 142021495, 183336839, 261909770, 284042990, 288100747, 366673678, 576201494, 916684195, 1440503735, 1833368390, 2016705229, 2881007470, 4033410458, 10083526145, 20167052290]

約数ペア:

[(1, 20167052290), (2, 10083526145), (5, 4033410458), (7, 2881007470), (10, 2016705229), (11, 1833368390), (14, 1440503735), (22, 916684195), (35, 576201494), (55, 366673678), (70, 288100747), (71, 284042990), (77, 261909770), (110, 183336839), (142, 142021495), (154, 130954885), (293, 68829530), (355, 56808598), (385, 52381954), (497, 40577570), (586, 34414765), (710, 28404299), (770, 26190977), (781, 25822090), (994, 20288785), (1259, 16018310), (1465, 13765906), (1562, 12911045), (2051, 9832790), (2485, 8115514), (2518, 8009155), (2930, 6882953), (3223, 6257230), (3905, 5164418), (4102, 4916395), (4970, 4057757), (5467, 3688870), (6295, 3203662), (6446, 3128615), (7810, 2582209), (8813, 2288330), (10255, 1966558), (10934, 1844435), (12590, 1601831), (13849, 1456210), (16115, 1251446), (17626, 1144165), (20510, 983279), (20803, 969430), (22561, 893890), (27335, 737774), (27698, 728105), (32230, 625723), (41606, 484715), (44065, 457666), (45122, 446945), (54670, 368887), (69245, 291242), (88130, 228833), (89389, 225610), (96943, 208030), (104015, 193886), (112805, 178778), (138490, 145621)]