2143830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 5806080

約数和(自身を除く): 3662250

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 239, 299, 345, 390, 478, 598, 690, 717, 897, 1195, 1434, 1495, 1794, 2390, 2990, 3107, 3585, 4485, 5497, 6214, 7170, 8970, 9321, 10994, 15535, 16491, 18642, 27485, 31070, 32982, 46605, 54970, 71461, 82455, 93210, 142922, 164910, 214383, 357305, 428766, 714610, 1071915, 2143830]

約数ペア:

[(1, 2143830), (2, 1071915), (3, 714610), (5, 428766), (6, 357305), (10, 214383), (13, 164910), (15, 142922), (23, 93210), (26, 82455), (30, 71461), (39, 54970), (46, 46605), (65, 32982), (69, 31070), (78, 27485), (115, 18642), (130, 16491), (138, 15535), (195, 10994), (230, 9321), (239, 8970), (299, 7170), (345, 6214), (390, 5497), (478, 4485), (598, 3585), (690, 3107), (717, 2990), (897, 2390), (1195, 1794), (1434, 1495)]