8962720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:198

約数の個数: 96

約数和(自身を含む): 23708160

約数和(自身を除く): 14745440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 139, 155, 160, 208, 248, 260, 278, 310, 403, 416, 496, 520, 556, 620, 695, 806, 992, 1040, 1112, 1240, 1390, 1612, 1807, 2015, 2080, 2224, 2480, 2780, 3224, 3614, 4030, 4309, 4448, 4960, 5560, 6448, 7228, 8060, 8618, 9035, 11120, 12896, 14456, 16120, 17236, 18070, 21545, 22240, 28912, 32240, 34472, 36140, 43090, 56017, 57824, 64480, 68944, 72280, 86180, 112034, 137888, 144560, 172360, 224068, 280085, 289120, 344720, 448136, 560170, 689440, 896272, 1120340, 1792544, 2240680, 4481360, 8962720]

約数ペア:

[(1, 8962720), (2, 4481360), (4, 2240680), (5, 1792544), (8, 1120340), (10, 896272), (13, 689440), (16, 560170), (20, 448136), (26, 344720), (31, 289120), (32, 280085), (40, 224068), (52, 172360), (62, 144560), (65, 137888), (80, 112034), (104, 86180), (124, 72280), (130, 68944), (139, 64480), (155, 57824), (160, 56017), (208, 43090), (248, 36140), (260, 34472), (278, 32240), (310, 28912), (403, 22240), (416, 21545), (496, 18070), (520, 17236), (556, 16120), (620, 14456), (695, 12896), (806, 11120), (992, 9035), (1040, 8618), (1112, 8060), (1240, 7228), (1390, 6448), (1612, 5560), (1807, 4960), (2015, 4448), (2080, 4309), (2224, 4030), (2480, 3614), (2780, 3224)]