420810910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1\times {\mathrm{3691}}^1$

素因数の和:4588

約数の個数: 32

約数和(自身を含む): 816877152

約数和(自身を除く): 396066242

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 877, 1754, 3691, 4385, 7382, 8770, 11401, 18455, 22802, 36910, 47983, 57005, 95966, 114010, 239915, 479830, 3237007, 6474014, 16185035, 32370070, 42081091, 84162182, 210405455, 420810910]

約数ペア:

[(1, 420810910), (2, 210405455), (5, 84162182), (10, 42081091), (13, 32370070), (26, 16185035), (65, 6474014), (130, 3237007), (877, 479830), (1754, 239915), (3691, 114010), (4385, 95966), (7382, 57005), (8770, 47983), (11401, 36910), (18455, 22802)]