74444920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2383}}^1$

素因数の和:2476

約数の個数: 64

約数和(自身を含む): 185379840

約数和(自身を除く): 110934920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1562, 2383, 2840, 3124, 3905, 4766, 6248, 7810, 9532, 11915, 15620, 19064, 23830, 26213, 31240, 47660, 52426, 95320, 104852, 131065, 169193, 209704, 262130, 338386, 524260, 676772, 845965, 1048520, 1353544, 1691930, 1861123, 3383860, 3722246, 6767720, 7444492, 9305615, 14888984, 18611230, 37222460, 74444920]

約数ペア:

[(1, 74444920), (2, 37222460), (4, 18611230), (5, 14888984), (8, 9305615), (10, 7444492), (11, 6767720), (20, 3722246), (22, 3383860), (40, 1861123), (44, 1691930), (55, 1353544), (71, 1048520), (88, 845965), (110, 676772), (142, 524260), (220, 338386), (284, 262130), (355, 209704), (440, 169193), (568, 131065), (710, 104852), (781, 95320), (1420, 52426), (1562, 47660), (2383, 31240), (2840, 26213), (3124, 23830), (3905, 19064), (4766, 15620), (6248, 11915), (7810, 9532)]