18579680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:388

約数の個数: 96

約数和(自身を含む): 51274944

約数和(自身を除く): 32695264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 70, 80, 106, 112, 140, 160, 212, 224, 265, 280, 313, 371, 424, 530, 560, 626, 742, 848, 1060, 1120, 1252, 1484, 1565, 1696, 1855, 2120, 2191, 2504, 2968, 3130, 3710, 4240, 4382, 5008, 5936, 6260, 7420, 8480, 8764, 10016, 10955, 11872, 12520, 14840, 16589, 17528, 21910, 25040, 29680, 33178, 35056, 43820, 50080, 59360, 66356, 70112, 82945, 87640, 116123, 132712, 165890, 175280, 232246, 265424, 331780, 350560, 464492, 530848, 580615, 663560, 928984, 1161230, 1327120, 1857968, 2322460, 2654240, 3715936, 4644920, 9289840, 18579680]

約数ペア:

[(1, 18579680), (2, 9289840), (4, 4644920), (5, 3715936), (7, 2654240), (8, 2322460), (10, 1857968), (14, 1327120), (16, 1161230), (20, 928984), (28, 663560), (32, 580615), (35, 530848), (40, 464492), (53, 350560), (56, 331780), (70, 265424), (80, 232246), (106, 175280), (112, 165890), (140, 132712), (160, 116123), (212, 87640), (224, 82945), (265, 70112), (280, 66356), (313, 59360), (371, 50080), (424, 43820), (530, 35056), (560, 33178), (626, 29680), (742, 25040), (848, 21910), (1060, 17528), (1120, 16589), (1252, 14840), (1484, 12520), (1565, 11872), (1696, 10955), (1855, 10016), (2120, 8764), (2191, 8480), (2504, 7420), (2968, 6260), (3130, 5936), (3710, 5008), (4240, 4382)]