38411920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 96690240

約数和(自身を除く): 58278320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 74, 76, 80, 95, 148, 152, 185, 190, 296, 304, 370, 380, 592, 683, 703, 740, 760, 1366, 1406, 1480, 1520, 2732, 2812, 2960, 3415, 3515, 5464, 5624, 6830, 7030, 10928, 11248, 12977, 13660, 14060, 25271, 25954, 27320, 28120, 50542, 51908, 54640, 56240, 64885, 101084, 103816, 126355, 129770, 202168, 207632, 252710, 259540, 404336, 480149, 505420, 519080, 960298, 1010840, 1038160, 1920596, 2021680, 2400745, 3841192, 4801490, 7682384, 9602980, 19205960, 38411920]

約数ペア:

[(1, 38411920), (2, 19205960), (4, 9602980), (5, 7682384), (8, 4801490), (10, 3841192), (16, 2400745), (19, 2021680), (20, 1920596), (37, 1038160), (38, 1010840), (40, 960298), (74, 519080), (76, 505420), (80, 480149), (95, 404336), (148, 259540), (152, 252710), (185, 207632), (190, 202168), (296, 129770), (304, 126355), (370, 103816), (380, 101084), (592, 64885), (683, 56240), (703, 54640), (740, 51908), (760, 50542), (1366, 28120), (1406, 27320), (1480, 25954), (1520, 25271), (2732, 14060), (2812, 13660), (2960, 12977), (3415, 11248), (3515, 10928), (5464, 7030), (5624, 6830)]