11647980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{397}}^1$

素因数の和:575

約数の個数: 72

約数和(自身を含む): 35638512

約数和(自身を除く): 23990532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 397, 489, 652, 794, 815, 978, 1191, 1467, 1588, 1630, 1956, 1985, 2382, 2445, 2934, 3260, 3573, 3970, 4764, 4890, 5868, 5955, 7146, 7335, 7940, 9780, 11910, 14292, 14670, 17865, 23820, 29340, 35730, 64711, 71460, 129422, 194133, 258844, 323555, 388266, 582399, 647110, 776532, 970665, 1164798, 1294220, 1941330, 2329596, 2911995, 3882660, 5823990, 11647980]

約数ペア:

[(1, 11647980), (2, 5823990), (3, 3882660), (4, 2911995), (5, 2329596), (6, 1941330), (9, 1294220), (10, 1164798), (12, 970665), (15, 776532), (18, 647110), (20, 582399), (30, 388266), (36, 323555), (45, 258844), (60, 194133), (90, 129422), (163, 71460), (180, 64711), (326, 35730), (397, 29340), (489, 23820), (652, 17865), (794, 14670), (815, 14292), (978, 11910), (1191, 9780), (1467, 7940), (1588, 7335), (1630, 7146), (1956, 5955), (1985, 5868), (2382, 4890), (2445, 4764), (2934, 3970), (3260, 3573)]