1640482896

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2628979}}^1$

素因数の和:2629003

約数の個数: 40

約数和(自身を含む): 4563909280

約数和(自身を除く): 2923426384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 2628979, 5257958, 7886937, 10515916, 15773874, 21031832, 31547748, 34176727, 42063664, 63095496, 68353454, 102530181, 126190992, 136706908, 205060362, 273413816, 410120724, 546827632, 820241448, 1640482896]

約数ペア:

[(1, 1640482896), (2, 820241448), (3, 546827632), (4, 410120724), (6, 273413816), (8, 205060362), (12, 136706908), (13, 126190992), (16, 102530181), (24, 68353454), (26, 63095496), (39, 42063664), (48, 34176727), (52, 31547748), (78, 21031832), (104, 15773874), (156, 10515916), (208, 7886937), (312, 5257958), (624, 2628979)]