20270959970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{4673}}^1$

素因数の和:4812

約数の個数: 96

約数和(自身を含む): 41325638400

約数和(自身を除く): 21054678430

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 79, 85, 95, 158, 170, 190, 289, 323, 395, 578, 646, 790, 1343, 1445, 1501, 1615, 2686, 2890, 3002, 3230, 4673, 5491, 6715, 7505, 9346, 10982, 13430, 15010, 22831, 23365, 25517, 27455, 45662, 46730, 51034, 54910, 79441, 88787, 114155, 127585, 158882, 177574, 228310, 255170, 369167, 397205, 433789, 443935, 738334, 794410, 867578, 887870, 1350497, 1509379, 1845835, 2168945, 2700994, 3018758, 3691670, 4337890, 6275839, 6752485, 7014173, 7546895, 12551678, 13504970, 14028346, 15093790, 25659443, 31379195, 35070865, 51318886, 62758390, 70141730, 106689263, 119240941, 128297215, 213378526, 238481882, 256594430, 533446315, 596204705, 1066892630, 1192409410, 2027095997, 4054191994, 10135479985, 20270959970]

約数ペア:

[(1, 20270959970), (2, 10135479985), (5, 4054191994), (10, 2027095997), (17, 1192409410), (19, 1066892630), (34, 596204705), (38, 533446315), (79, 256594430), (85, 238481882), (95, 213378526), (158, 128297215), (170, 119240941), (190, 106689263), (289, 70141730), (323, 62758390), (395, 51318886), (578, 35070865), (646, 31379195), (790, 25659443), (1343, 15093790), (1445, 14028346), (1501, 13504970), (1615, 12551678), (2686, 7546895), (2890, 7014173), (3002, 6752485), (3230, 6275839), (4673, 4337890), (5491, 3691670), (6715, 3018758), (7505, 2700994), (9346, 2168945), (10982, 1845835), (13430, 1509379), (15010, 1350497), (22831, 887870), (23365, 867578), (25517, 794410), (27455, 738334), (45662, 443935), (46730, 433789), (51034, 397205), (54910, 369167), (79441, 255170), (88787, 228310), (114155, 177574), (127585, 158882)]