3536780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 8166144

約数和(自身を除く): 4629364

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 223, 244, 260, 305, 446, 610, 793, 892, 1115, 1220, 1586, 2230, 2899, 3172, 3965, 4460, 5798, 7930, 11596, 13603, 14495, 15860, 27206, 28990, 54412, 57980, 68015, 136030, 176839, 272060, 353678, 707356, 884195, 1768390, 3536780]

約数ペア:

[(1, 3536780), (2, 1768390), (4, 884195), (5, 707356), (10, 353678), (13, 272060), (20, 176839), (26, 136030), (52, 68015), (61, 57980), (65, 54412), (122, 28990), (130, 27206), (223, 15860), (244, 14495), (260, 13603), (305, 11596), (446, 7930), (610, 5798), (793, 4460), (892, 3965), (1115, 3172), (1220, 2899), (1586, 2230)]