1087660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 2769984

約数和(自身を除く): 1682324

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 457, 476, 595, 914, 1190, 1828, 2285, 2380, 3199, 4570, 6398, 7769, 9140, 12796, 15538, 15995, 31076, 31990, 38845, 54383, 63980, 77690, 108766, 155380, 217532, 271915, 543830, 1087660]

約数ペア:

[(1, 1087660), (2, 543830), (4, 271915), (5, 217532), (7, 155380), (10, 108766), (14, 77690), (17, 63980), (20, 54383), (28, 38845), (34, 31990), (35, 31076), (68, 15995), (70, 15538), (85, 12796), (119, 9140), (140, 7769), (170, 6398), (238, 4570), (340, 3199), (457, 2380), (476, 2285), (595, 1828), (914, 1190)]