19550960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1709}}^1$

素因数の和:1746

約数の個数: 80

約数和(自身を含む): 53434080

約数和(自身を除く): 33883120

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 1709, 2288, 2860, 3418, 5720, 6836, 8545, 11440, 13672, 17090, 18799, 22217, 27344, 34180, 37598, 44434, 68360, 75196, 88868, 93995, 111085, 136720, 150392, 177736, 187990, 222170, 244387, 300784, 355472, 375980, 444340, 488774, 751960, 888680, 977548, 1221935, 1503920, 1777360, 1955096, 2443870, 3910192, 4887740, 9775480, 19550960]

約数ペア:

[(1, 19550960), (2, 9775480), (4, 4887740), (5, 3910192), (8, 2443870), (10, 1955096), (11, 1777360), (13, 1503920), (16, 1221935), (20, 977548), (22, 888680), (26, 751960), (40, 488774), (44, 444340), (52, 375980), (55, 355472), (65, 300784), (80, 244387), (88, 222170), (104, 187990), (110, 177736), (130, 150392), (143, 136720), (176, 111085), (208, 93995), (220, 88868), (260, 75196), (286, 68360), (440, 44434), (520, 37598), (572, 34180), (715, 27344), (880, 22217), (1040, 18799), (1144, 17090), (1430, 13672), (1709, 11440), (2288, 8545), (2860, 6836), (3418, 5720)]