1249236040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{26993}}^1$

素因数の和:27106

約数の個数: 64

約数和(自身を含む): 3061119600

約数和(自身を除く): 1811883560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 89, 104, 130, 178, 260, 356, 445, 520, 712, 890, 1157, 1780, 2314, 3560, 4628, 5785, 9256, 11570, 23140, 26993, 46280, 53986, 107972, 134965, 215944, 269930, 350909, 539860, 701818, 1079720, 1403636, 1754545, 2402377, 2807272, 3509090, 4804754, 7018180, 9609508, 12011885, 14036360, 19219016, 24023770, 31230901, 48047540, 62461802, 96095080, 124923604, 156154505, 249847208, 312309010, 624618020, 1249236040]

約数ペア:

[(1, 1249236040), (2, 624618020), (4, 312309010), (5, 249847208), (8, 156154505), (10, 124923604), (13, 96095080), (20, 62461802), (26, 48047540), (40, 31230901), (52, 24023770), (65, 19219016), (89, 14036360), (104, 12011885), (130, 9609508), (178, 7018180), (260, 4804754), (356, 3509090), (445, 2807272), (520, 2402377), (712, 1754545), (890, 1403636), (1157, 1079720), (1780, 701818), (2314, 539860), (3560, 350909), (4628, 269930), (5785, 215944), (9256, 134965), (11570, 107972), (23140, 53986), (26993, 46280)]