15357860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{673}}^1$

素因数の和:852

約数の個数: 48

約数和(自身を含む): 37140096

約数和(自身を除く): 21782236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 673, 815, 1141, 1346, 1630, 2282, 2692, 3260, 3365, 4564, 4711, 5705, 6730, 9422, 11410, 13460, 18844, 22820, 23555, 47110, 94220, 109699, 219398, 438796, 548495, 767893, 1096990, 1535786, 2193980, 3071572, 3839465, 7678930, 15357860]

約数ペア:

[(1, 15357860), (2, 7678930), (4, 3839465), (5, 3071572), (7, 2193980), (10, 1535786), (14, 1096990), (20, 767893), (28, 548495), (35, 438796), (70, 219398), (140, 109699), (163, 94220), (326, 47110), (652, 23555), (673, 22820), (815, 18844), (1141, 13460), (1346, 11410), (1630, 9422), (2282, 6730), (2692, 5705), (3260, 4711), (3365, 4564)]