828443380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{8849}}^1$

素因数の和:9040

約数の個数: 48

約数和(自身を含む): 1807948800

約数和(自身を除く): 979505420

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 151, 155, 302, 310, 604, 620, 755, 1510, 3020, 4681, 8849, 9362, 17698, 18724, 23405, 35396, 44245, 46810, 88490, 93620, 176980, 274319, 548638, 1097276, 1336199, 1371595, 2672398, 2743190, 5344796, 5486380, 6680995, 13361990, 26723980, 41422169, 82844338, 165688676, 207110845, 414221690, 828443380]

約数ペア:

[(1, 828443380), (2, 414221690), (4, 207110845), (5, 165688676), (10, 82844338), (20, 41422169), (31, 26723980), (62, 13361990), (124, 6680995), (151, 5486380), (155, 5344796), (302, 2743190), (310, 2672398), (604, 1371595), (620, 1336199), (755, 1097276), (1510, 548638), (3020, 274319), (4681, 176980), (8849, 93620), (9362, 88490), (17698, 46810), (18724, 44245), (23405, 35396)]