2951394160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{257989}}^1$

素因数の和:258026

約数の個数: 80

約数和(自身を含む): 8061671520

約数和(自身を除く): 5110277360

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440, 257989, 515978, 1031956, 1289945, 2063912, 2579890, 2837879, 3353857, 4127824, 5159780, 5675758, 6707714, 10319560, 11351516, 13415428, 14189395, 16769285, 20639120, 22703032, 26830856, 28378790, 33538570, 36892427, 45406064, 53661712, 56757580, 67077140, 73784854, 113515160, 134154280, 147569708, 184462135, 227030320, 268308560, 295139416, 368924270, 590278832, 737848540, 1475697080, 2951394160]

約数ペア:

[(1, 2951394160), (2, 1475697080), (4, 737848540), (5, 590278832), (8, 368924270), (10, 295139416), (11, 268308560), (13, 227030320), (16, 184462135), (20, 147569708), (22, 134154280), (26, 113515160), (40, 73784854), (44, 67077140), (52, 56757580), (55, 53661712), (65, 45406064), (80, 36892427), (88, 33538570), (104, 28378790), (110, 26830856), (130, 22703032), (143, 20639120), (176, 16769285), (208, 14189395), (220, 13415428), (260, 11351516), (286, 10319560), (440, 6707714), (520, 5675758), (572, 5159780), (715, 4127824), (880, 3353857), (1040, 2837879), (1144, 2579890), (1430, 2063912), (2288, 1289945), (2860, 1031956), (5720, 515978), (11440, 257989)]