1229595940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:481

約数の個数: 96

約数和(自身を含む): 2742374880

約数和(自身を除く): 1512778940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 73, 113, 116, 145, 146, 226, 257, 290, 292, 365, 452, 514, 565, 580, 730, 1028, 1130, 1285, 1460, 2117, 2260, 2570, 3277, 4234, 5140, 6554, 7453, 8249, 8468, 10585, 13108, 14906, 16385, 16498, 18761, 21170, 29041, 29812, 32770, 32996, 37265, 37522, 41245, 42340, 58082, 65540, 74530, 75044, 82490, 93805, 116164, 145205, 149060, 164980, 187610, 239221, 290410, 375220, 478442, 544069, 580820, 842189, 956884, 1088138, 1196105, 1684378, 2119993, 2176276, 2392210, 2720345, 3368756, 4210945, 4239986, 4784420, 5440690, 8421890, 8479972, 10599965, 10881380, 16843780, 21199930, 42399860, 61479797, 122959594, 245919188, 307398985, 614797970, 1229595940]

約数ペア:

[(1, 1229595940), (2, 614797970), (4, 307398985), (5, 245919188), (10, 122959594), (20, 61479797), (29, 42399860), (58, 21199930), (73, 16843780), (113, 10881380), (116, 10599965), (145, 8479972), (146, 8421890), (226, 5440690), (257, 4784420), (290, 4239986), (292, 4210945), (365, 3368756), (452, 2720345), (514, 2392210), (565, 2176276), (580, 2119993), (730, 1684378), (1028, 1196105), (1130, 1088138), (1285, 956884), (1460, 842189), (2117, 580820), (2260, 544069), (2570, 478442), (3277, 375220), (4234, 290410), (5140, 239221), (6554, 187610), (7453, 164980), (8249, 149060), (8468, 145205), (10585, 116164), (13108, 93805), (14906, 82490), (16385, 75044), (16498, 74530), (18761, 65540), (21170, 58082), (29041, 42340), (29812, 41245), (32770, 37522), (32996, 37265)]