38668160

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1949}}^1$

素因数の和:1999

約数の個数: 64

約数和(自身を含む): 95472000

約数和(自身を除く): 56803840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1949, 1984, 2480, 3898, 3968, 4960, 7796, 9745, 9920, 15592, 19490, 19840, 31184, 38980, 60419, 62368, 77960, 120838, 124736, 155920, 241676, 249472, 302095, 311840, 483352, 604190, 623680, 966704, 1208380, 1247360, 1933408, 2416760, 3866816, 4833520, 7733632, 9667040, 19334080, 38668160]

約数ペア:

[(1, 38668160), (2, 19334080), (4, 9667040), (5, 7733632), (8, 4833520), (10, 3866816), (16, 2416760), (20, 1933408), (31, 1247360), (32, 1208380), (40, 966704), (62, 623680), (64, 604190), (80, 483352), (124, 311840), (128, 302095), (155, 249472), (160, 241676), (248, 155920), (310, 124736), (320, 120838), (496, 77960), (620, 62368), (640, 60419), (992, 38980), (1240, 31184), (1949, 19840), (1984, 19490), (2480, 15592), (3898, 9920), (3968, 9745), (4960, 7796)]