28160520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4993}}^1$

素因数の和:5054

約数の個数: 64

約数和(自身を含む): 86296320

約数和(自身を除く): 58135800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 4993, 5640, 9986, 14979, 19972, 24965, 29958, 39944, 49930, 59916, 74895, 99860, 119832, 149790, 199720, 234671, 299580, 469342, 599160, 704013, 938684, 1173355, 1408026, 1877368, 2346710, 2816052, 3520065, 4693420, 5632104, 7040130, 9386840, 14080260, 28160520]

約数ペア:

[(1, 28160520), (2, 14080260), (3, 9386840), (4, 7040130), (5, 5632104), (6, 4693420), (8, 3520065), (10, 2816052), (12, 2346710), (15, 1877368), (20, 1408026), (24, 1173355), (30, 938684), (40, 704013), (47, 599160), (60, 469342), (94, 299580), (120, 234671), (141, 199720), (188, 149790), (235, 119832), (282, 99860), (376, 74895), (470, 59916), (564, 49930), (705, 39944), (940, 29958), (1128, 24965), (1410, 19972), (1880, 14979), (2820, 9986), (4993, 5640)]