1538748348520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1\times {\mathrm{2381521}}^1$

素因数の和:2382118

約数の個数: 64

約数和(自身を含む): 3588001045200

約数和(自身を除く): 2049252696680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 557, 580, 1114, 1160, 2228, 2785, 4456, 5570, 11140, 16153, 22280, 32306, 64612, 80765, 129224, 161530, 323060, 646120, 2381521, 4763042, 9526084, 11907605, 19052168, 23815210, 47630420, 69064109, 95260840, 138128218, 276256436, 345320545, 552512872, 690641090, 1326507197, 1381282180, 2653014394, 2762564360, 5306028788, 6632535985, 10612057576, 13265071970, 26530143940, 38468708713, 53060287880, 76937417426, 153874834852, 192343543565, 307749669704, 384687087130, 769374174260, 1538748348520]

約数ペア:

[(1, 1538748348520), (2, 769374174260), (4, 384687087130), (5, 307749669704), (8, 192343543565), (10, 153874834852), (20, 76937417426), (29, 53060287880), (40, 38468708713), (58, 26530143940), (116, 13265071970), (145, 10612057576), (232, 6632535985), (290, 5306028788), (557, 2762564360), (580, 2653014394), (1114, 1381282180), (1160, 1326507197), (2228, 690641090), (2785, 552512872), (4456, 345320545), (5570, 276256436), (11140, 138128218), (16153, 95260840), (22280, 69064109), (32306, 47630420), (64612, 23815210), (80765, 19052168), (129224, 11907605), (161530, 9526084), (323060, 4763042), (646120, 2381521)]