1520348840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1\times {\mathrm{3467}}^1$

素因数の和:4074

約数の個数: 64

約数和(自身を含む): 3608107200

約数和(自身を除く): 2087758360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 577, 760, 1154, 2308, 2885, 3467, 4616, 5770, 6934, 10963, 11540, 13868, 17335, 21926, 23080, 27736, 34670, 43852, 54815, 65873, 69340, 87704, 109630, 131746, 138680, 219260, 263492, 329365, 438520, 526984, 658730, 1317460, 2000459, 2634920, 4000918, 8001836, 10002295, 16003672, 20004590, 38008721, 40009180, 76017442, 80018360, 152034884, 190043605, 304069768, 380087210, 760174420, 1520348840]

約数ペア:

[(1, 1520348840), (2, 760174420), (4, 380087210), (5, 304069768), (8, 190043605), (10, 152034884), (19, 80018360), (20, 76017442), (38, 40009180), (40, 38008721), (76, 20004590), (95, 16003672), (152, 10002295), (190, 8001836), (380, 4000918), (577, 2634920), (760, 2000459), (1154, 1317460), (2308, 658730), (2885, 526984), (3467, 438520), (4616, 329365), (5770, 263492), (6934, 219260), (10963, 138680), (11540, 131746), (13868, 109630), (17335, 87704), (21926, 69340), (23080, 65873), (27736, 54815), (34670, 43852)]