28588730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 58786560

約数和(自身を除く): 30197830

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 53, 85, 95, 106, 167, 170, 190, 265, 323, 334, 530, 646, 835, 901, 1007, 1615, 1670, 1802, 2014, 2839, 3173, 3230, 4505, 5035, 5678, 6346, 8851, 9010, 10070, 14195, 15865, 17119, 17702, 28390, 31730, 34238, 44255, 53941, 85595, 88510, 107882, 150467, 168169, 171190, 269705, 300934, 336338, 539410, 752335, 840845, 1504670, 1681690, 2858873, 5717746, 14294365, 28588730]

約数ペア:

[(1, 28588730), (2, 14294365), (5, 5717746), (10, 2858873), (17, 1681690), (19, 1504670), (34, 840845), (38, 752335), (53, 539410), (85, 336338), (95, 300934), (106, 269705), (167, 171190), (170, 168169), (190, 150467), (265, 107882), (323, 88510), (334, 85595), (530, 53941), (646, 44255), (835, 34238), (901, 31730), (1007, 28390), (1615, 17702), (1670, 17119), (1802, 15865), (2014, 14195), (2839, 10070), (3173, 9010), (3230, 8851), (4505, 6346), (5035, 5678)]