15933940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 39481344

約数和(自身を除く): 23547404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 47, 55, 67, 92, 94, 110, 115, 134, 188, 220, 230, 235, 253, 268, 335, 460, 470, 506, 517, 670, 737, 940, 1012, 1034, 1081, 1265, 1340, 1474, 1541, 2068, 2162, 2530, 2585, 2948, 3082, 3149, 3685, 4324, 5060, 5170, 5405, 6164, 6298, 7370, 7705, 10340, 10810, 11891, 12596, 14740, 15410, 15745, 16951, 21620, 23782, 30820, 31490, 33902, 34639, 47564, 59455, 62980, 67804, 69278, 72427, 84755, 118910, 138556, 144854, 169510, 173195, 237820, 289708, 339020, 346390, 362135, 692780, 724270, 796697, 1448540, 1593394, 3186788, 3983485, 7966970, 15933940]

約数ペア:

[(1, 15933940), (2, 7966970), (4, 3983485), (5, 3186788), (10, 1593394), (11, 1448540), (20, 796697), (22, 724270), (23, 692780), (44, 362135), (46, 346390), (47, 339020), (55, 289708), (67, 237820), (92, 173195), (94, 169510), (110, 144854), (115, 138556), (134, 118910), (188, 84755), (220, 72427), (230, 69278), (235, 67804), (253, 62980), (268, 59455), (335, 47564), (460, 34639), (470, 33902), (506, 31490), (517, 30820), (670, 23782), (737, 21620), (940, 16951), (1012, 15745), (1034, 15410), (1081, 14740), (1265, 12596), (1340, 11891), (1474, 10810), (1541, 10340), (2068, 7705), (2162, 7370), (2530, 6298), (2585, 6164), (2948, 5405), (3082, 5170), (3149, 5060), (3685, 4324)]