28755930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7207}}^1$

素因数の和:7243

約数の個数: 64

約数和(自身を含む): 83036160

約数和(自身を除く): 54280230

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 7207, 14414, 21621, 36035, 43242, 50449, 72070, 100898, 108105, 136933, 151347, 216210, 252245, 273866, 302694, 410799, 504490, 684665, 756735, 821598, 958531, 1369330, 1513470, 1917062, 2053995, 2875593, 4107990, 4792655, 5751186, 9585310, 14377965, 28755930]

約数ペア:

[(1, 28755930), (2, 14377965), (3, 9585310), (5, 5751186), (6, 4792655), (7, 4107990), (10, 2875593), (14, 2053995), (15, 1917062), (19, 1513470), (21, 1369330), (30, 958531), (35, 821598), (38, 756735), (42, 684665), (57, 504490), (70, 410799), (95, 302694), (105, 273866), (114, 252245), (133, 216210), (190, 151347), (210, 136933), (266, 108105), (285, 100898), (399, 72070), (570, 50449), (665, 43242), (798, 36035), (1330, 21621), (1995, 14414), (3990, 7207)]