1864505860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{24083}}^1$

素因数の和:24185

約数の個数: 72

約数和(自身を含む): 4612567680

約数和(自身を除く): 2748061820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 79, 98, 140, 158, 196, 245, 316, 395, 490, 553, 790, 980, 1106, 1580, 2212, 2765, 3871, 5530, 7742, 11060, 15484, 19355, 24083, 38710, 48166, 77420, 96332, 120415, 168581, 240830, 337162, 481660, 674324, 842905, 1180067, 1685810, 1902557, 2360134, 3371620, 3805114, 4720268, 5900335, 7610228, 9512785, 11800670, 13317899, 19025570, 23601340, 26635798, 38051140, 53271596, 66589495, 93225293, 133178990, 186450586, 266357980, 372901172, 466126465, 932252930, 1864505860]

約数ペア:

[(1, 1864505860), (2, 932252930), (4, 466126465), (5, 372901172), (7, 266357980), (10, 186450586), (14, 133178990), (20, 93225293), (28, 66589495), (35, 53271596), (49, 38051140), (70, 26635798), (79, 23601340), (98, 19025570), (140, 13317899), (158, 11800670), (196, 9512785), (245, 7610228), (316, 5900335), (395, 4720268), (490, 3805114), (553, 3371620), (790, 2360134), (980, 1902557), (1106, 1685810), (1580, 1180067), (2212, 842905), (2765, 674324), (3871, 481660), (5530, 337162), (7742, 240830), (11060, 168581), (15484, 120415), (19355, 96332), (24083, 77420), (38710, 48166)]