18615263120

素因数分解:

$2^4\times 5^1\times {\mathrm{7753}}^1\times {\mathrm{30013}}^1$

素因数の和:37779

約数の個数: 40

約数和(自身を含む): 43287511416

約数和(自身を除く): 24672248296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 7753, 15506, 30013, 31012, 38765, 60026, 62024, 77530, 120052, 124048, 150065, 155060, 240104, 300130, 310120, 480208, 600260, 620240, 1200520, 2401040, 232690789, 465381578, 930763156, 1163453945, 1861526312, 2326907890, 3723052624, 4653815780, 9307631560, 18615263120]

約数ペア:

[(1, 18615263120), (2, 9307631560), (4, 4653815780), (5, 3723052624), (8, 2326907890), (10, 1861526312), (16, 1163453945), (20, 930763156), (40, 465381578), (80, 232690789), (7753, 2401040), (15506, 1200520), (30013, 620240), (31012, 600260), (38765, 480208), (60026, 310120), (62024, 300130), (77530, 240104), (120052, 155060), (124048, 150065)]