9902360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 24343200

約数和(自身を除く): 14440840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 137, 139, 260, 274, 278, 520, 548, 556, 685, 695, 1096, 1112, 1370, 1390, 1781, 1807, 2740, 2780, 3562, 3614, 5480, 5560, 7124, 7228, 8905, 9035, 14248, 14456, 17810, 18070, 19043, 35620, 36140, 38086, 71240, 72280, 76172, 95215, 152344, 190430, 247559, 380860, 495118, 761720, 990236, 1237795, 1980472, 2475590, 4951180, 9902360]

約数ペア:

[(1, 9902360), (2, 4951180), (4, 2475590), (5, 1980472), (8, 1237795), (10, 990236), (13, 761720), (20, 495118), (26, 380860), (40, 247559), (52, 190430), (65, 152344), (104, 95215), (130, 76172), (137, 72280), (139, 71240), (260, 38086), (274, 36140), (278, 35620), (520, 19043), (548, 18070), (556, 17810), (685, 14456), (695, 14248), (1096, 9035), (1112, 8905), (1370, 7228), (1390, 7124), (1781, 5560), (1807, 5480), (2740, 3614), (2780, 3562)]