15676678940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{677471}}^1$

素因数の和:677582

約数の個数: 48

約数和(自身を含む): 35851818240

約数和(自身を除く): 20175139300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 2314, 4628, 5785, 11570, 23140, 677471, 1354942, 2709884, 3387355, 6774710, 8807123, 13549420, 17614246, 35228492, 44035615, 60294919, 88071230, 120589838, 176142460, 241179676, 301474595, 602949190, 783833947, 1205898380, 1567667894, 3135335788, 3919169735, 7838339470, 15676678940]

約数ペア:

[(1, 15676678940), (2, 7838339470), (4, 3919169735), (5, 3135335788), (10, 1567667894), (13, 1205898380), (20, 783833947), (26, 602949190), (52, 301474595), (65, 241179676), (89, 176142460), (130, 120589838), (178, 88071230), (260, 60294919), (356, 44035615), (445, 35228492), (890, 17614246), (1157, 13549420), (1780, 8807123), (2314, 6774710), (4628, 3387355), (5785, 2709884), (11570, 1354942), (23140, 677471)]