7542040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 18882720

約数和(自身を除く): 11340680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 281, 305, 440, 488, 562, 610, 671, 1124, 1220, 1342, 1405, 2248, 2440, 2684, 2810, 3091, 3355, 5368, 5620, 6182, 6710, 11240, 12364, 13420, 15455, 17141, 24728, 26840, 30910, 34282, 61820, 68564, 85705, 123640, 137128, 171410, 188551, 342820, 377102, 685640, 754204, 942755, 1508408, 1885510, 3771020, 7542040]

約数ペア:

[(1, 7542040), (2, 3771020), (4, 1885510), (5, 1508408), (8, 942755), (10, 754204), (11, 685640), (20, 377102), (22, 342820), (40, 188551), (44, 171410), (55, 137128), (61, 123640), (88, 85705), (110, 68564), (122, 61820), (220, 34282), (244, 30910), (281, 26840), (305, 24728), (440, 17141), (488, 15455), (562, 13420), (610, 12364), (671, 11240), (1124, 6710), (1220, 6182), (1342, 5620), (1405, 5368), (2248, 3355), (2440, 3091), (2684, 2810)]