20143728040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{1489}}^1$

素因数の和:1727

約数の個数: 128

約数和(自身を含む): 47513239200

約数和(自身を除く): 27369511160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 73, 82, 113, 146, 164, 205, 226, 292, 328, 365, 410, 452, 565, 584, 730, 820, 904, 1130, 1460, 1489, 1640, 2260, 2920, 2978, 2993, 4520, 4633, 5956, 5986, 7445, 8249, 9266, 11912, 11972, 14890, 14965, 16498, 18532, 23165, 23944, 29780, 29930, 32996, 37064, 41245, 46330, 59560, 59860, 61049, 65992, 82490, 92660, 108697, 119720, 122098, 164980, 168257, 185320, 217394, 244196, 305245, 329960, 336514, 338209, 434788, 488392, 543485, 610490, 673028, 676418, 841285, 869576, 1086970, 1220980, 1346056, 1352836, 1682570, 1691045, 2173940, 2441960, 2705672, 3365140, 3382090, 4347880, 4456577, 6730280, 6764180, 6898537, 8913154, 12282761, 13528360, 13797074, 17826308, 22282885, 24565522, 27594148, 34492685, 35652616, 44565770, 49131044, 55188296, 61413805, 68985370, 89131540, 98262088, 122827610, 137970740, 178263080, 245655220, 275941480, 491310440, 503593201, 1007186402, 2014372804, 2517966005, 4028745608, 5035932010, 10071864020, 20143728040]

約数ペア:

[(1, 20143728040), (2, 10071864020), (4, 5035932010), (5, 4028745608), (8, 2517966005), (10, 2014372804), (20, 1007186402), (40, 503593201), (41, 491310440), (73, 275941480), (82, 245655220), (113, 178263080), (146, 137970740), (164, 122827610), (205, 98262088), (226, 89131540), (292, 68985370), (328, 61413805), (365, 55188296), (410, 49131044), (452, 44565770), (565, 35652616), (584, 34492685), (730, 27594148), (820, 24565522), (904, 22282885), (1130, 17826308), (1460, 13797074), (1489, 13528360), (1640, 12282761), (2260, 8913154), (2920, 6898537), (2978, 6764180), (2993, 6730280), (4520, 4456577), (4633, 4347880), (5956, 3382090), (5986, 3365140), (7445, 2705672), (8249, 2441960), (9266, 2173940), (11912, 1691045), (11972, 1682570), (14890, 1352836), (14965, 1346056), (16498, 1220980), (18532, 1086970), (23165, 869576), (23944, 841285), (29780, 676418), (29930, 673028), (32996, 610490), (37064, 543485), (41245, 488392), (46330, 434788), (59560, 338209), (59860, 336514), (61049, 329960), (65992, 305245), (82490, 244196), (92660, 217394), (108697, 185320), (119720, 168257), (122098, 164980)]