12345013840

素因数分解:

$2^4\times 5^1\times {\mathrm{3491}}^1\times {\mathrm{44203}}^1$

素因数の和:47707

約数の個数: 40

約数和(自身を含む): 28711028448

約数和(自身を除く): 16366014608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3491, 6982, 13964, 17455, 27928, 34910, 44203, 55856, 69820, 88406, 139640, 176812, 221015, 279280, 353624, 442030, 707248, 884060, 1768120, 3536240, 154312673, 308625346, 617250692, 771563365, 1234501384, 1543126730, 2469002768, 3086253460, 6172506920, 12345013840]

約数ペア:

[(1, 12345013840), (2, 6172506920), (4, 3086253460), (5, 2469002768), (8, 1543126730), (10, 1234501384), (16, 771563365), (20, 617250692), (40, 308625346), (80, 154312673), (3491, 3536240), (6982, 1768120), (13964, 884060), (17455, 707248), (27928, 442030), (34910, 353624), (44203, 279280), (55856, 221015), (69820, 176812), (88406, 139640)]