11991720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7687}}^1$

素因数の和:7714

約数の個数: 64

約数和(自身を含む): 38747520

約数和(自身を除く): 26755800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 7687, 15374, 23061, 30748, 38435, 46122, 61496, 76870, 92244, 99931, 115305, 153740, 184488, 199862, 230610, 299793, 307480, 399724, 461220, 499655, 599586, 799448, 922440, 999310, 1199172, 1498965, 1998620, 2398344, 2997930, 3997240, 5995860, 11991720]

約数ペア:

[(1, 11991720), (2, 5995860), (3, 3997240), (4, 2997930), (5, 2398344), (6, 1998620), (8, 1498965), (10, 1199172), (12, 999310), (13, 922440), (15, 799448), (20, 599586), (24, 499655), (26, 461220), (30, 399724), (39, 307480), (40, 299793), (52, 230610), (60, 199862), (65, 184488), (78, 153740), (104, 115305), (120, 99931), (130, 92244), (156, 76870), (195, 61496), (260, 46122), (312, 38435), (390, 30748), (520, 23061), (780, 15374), (1560, 7687)]