1036690720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{498409}}^1$

素因数の和:498437

約数の個数: 48

約数和(自身を含む): 2637585720

約数和(自身を除く): 1600895000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 498409, 996818, 1993636, 2492045, 3987272, 4984090, 6479317, 7974544, 9968180, 12958634, 15949088, 19936360, 25917268, 32396585, 39872720, 51834536, 64793170, 79745440, 103669072, 129586340, 207338144, 259172680, 518345360, 1036690720]

約数ペア:

[(1, 1036690720), (2, 518345360), (4, 259172680), (5, 207338144), (8, 129586340), (10, 103669072), (13, 79745440), (16, 64793170), (20, 51834536), (26, 39872720), (32, 32396585), (40, 25917268), (52, 19936360), (65, 15949088), (80, 12958634), (104, 9968180), (130, 7974544), (160, 6479317), (208, 4984090), (260, 3987272), (416, 2492045), (520, 1993636), (1040, 996818), (2080, 498409)]