2021470620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{18917}}^1$

素因数の和:19079

約数の個数: 96

約数和(自身を含む): 6140328768

約数和(自身を除く): 4118858148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 137, 156, 195, 260, 274, 390, 411, 548, 685, 780, 822, 1370, 1644, 1781, 2055, 2740, 3562, 4110, 5343, 7124, 8220, 8905, 10686, 17810, 18917, 21372, 26715, 35620, 37834, 53430, 56751, 75668, 94585, 106860, 113502, 189170, 227004, 245921, 283755, 378340, 491842, 567510, 737763, 983684, 1135020, 1229605, 1475526, 2459210, 2591629, 2951052, 3688815, 4918420, 5183258, 7377630, 7774887, 10366516, 12958145, 14755260, 15549774, 25916290, 31099548, 33691177, 38874435, 51832580, 67382354, 77748870, 101073531, 134764708, 155497740, 168455885, 202147062, 336911770, 404294124, 505367655, 673823540, 1010735310, 2021470620]

約数ペア:

[(1, 2021470620), (2, 1010735310), (3, 673823540), (4, 505367655), (5, 404294124), (6, 336911770), (10, 202147062), (12, 168455885), (13, 155497740), (15, 134764708), (20, 101073531), (26, 77748870), (30, 67382354), (39, 51832580), (52, 38874435), (60, 33691177), (65, 31099548), (78, 25916290), (130, 15549774), (137, 14755260), (156, 12958145), (195, 10366516), (260, 7774887), (274, 7377630), (390, 5183258), (411, 4918420), (548, 3688815), (685, 2951052), (780, 2591629), (822, 2459210), (1370, 1475526), (1644, 1229605), (1781, 1135020), (2055, 983684), (2740, 737763), (3562, 567510), (4110, 491842), (5343, 378340), (7124, 283755), (8220, 245921), (8905, 227004), (10686, 189170), (17810, 113502), (18917, 106860), (21372, 94585), (26715, 75668), (35620, 56751), (37834, 53430)]