1330578590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{390199}}^1$

素因数の和:390248

約数の個数: 32

約数和(自身を含む): 2697062400

約数和(自身を除く): 1366483810

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 390199, 780398, 1950995, 3901990, 4292189, 8584378, 12096169, 21460945, 24192338, 42921890, 60480845, 120961690, 133057859, 266115718, 665289295, 1330578590]

約数ペア:

[(1, 1330578590), (2, 665289295), (5, 266115718), (10, 133057859), (11, 120961690), (22, 60480845), (31, 42921890), (55, 24192338), (62, 21460945), (110, 12096169), (155, 8584378), (310, 4292189), (341, 3901990), (682, 1950995), (1705, 780398), (3410, 390199)]