12689830

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:432

約数の個数: 32

約数和(自身を含む): 23623488

約数和(自身を除く): 10933658

約数列:

[1, 2, 5, 10, 61, 71, 122, 142, 293, 305, 355, 586, 610, 710, 1465, 2930, 4331, 8662, 17873, 20803, 21655, 35746, 41606, 43310, 89365, 104015, 178730, 208030, 1268983, 2537966, 6344915, 12689830]

約数ペア:

[(1, 12689830), (2, 6344915), (5, 2537966), (10, 1268983), (61, 208030), (71, 178730), (122, 104015), (142, 89365), (293, 43310), (305, 41606), (355, 35746), (586, 21655), (610, 20803), (710, 17873), (1465, 8662), (2930, 4331)]