15670820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 39674880

約数和(自身を除く): 24004060

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 23, 38, 44, 46, 55, 76, 92, 95, 110, 115, 163, 190, 209, 220, 230, 253, 326, 380, 418, 437, 460, 506, 652, 815, 836, 874, 1012, 1045, 1265, 1630, 1748, 1793, 2090, 2185, 2530, 3097, 3260, 3586, 3749, 4180, 4370, 4807, 5060, 6194, 7172, 7498, 8740, 8965, 9614, 12388, 14996, 15485, 17930, 18745, 19228, 24035, 30970, 34067, 35860, 37490, 41239, 48070, 61940, 68134, 71231, 74980, 82478, 96140, 136268, 142462, 164956, 170335, 206195, 284924, 340670, 356155, 412390, 681340, 712310, 783541, 824780, 1424620, 1567082, 3134164, 3917705, 7835410, 15670820]

約数ペア:

[(1, 15670820), (2, 7835410), (4, 3917705), (5, 3134164), (10, 1567082), (11, 1424620), (19, 824780), (20, 783541), (22, 712310), (23, 681340), (38, 412390), (44, 356155), (46, 340670), (55, 284924), (76, 206195), (92, 170335), (95, 164956), (110, 142462), (115, 136268), (163, 96140), (190, 82478), (209, 74980), (220, 71231), (230, 68134), (253, 61940), (326, 48070), (380, 41239), (418, 37490), (437, 35860), (460, 34067), (506, 30970), (652, 24035), (815, 19228), (836, 18745), (874, 17930), (1012, 15485), (1045, 14996), (1265, 12388), (1630, 9614), (1748, 8965), (1793, 8740), (2090, 7498), (2185, 7172), (2530, 6194), (3097, 5060), (3260, 4807), (3586, 4370), (3749, 4180)]