4438460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 10297056

約数和(自身を除く): 5858596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 397, 430, 559, 794, 860, 1118, 1588, 1985, 2236, 2795, 3970, 5161, 5590, 7940, 10322, 11180, 17071, 20644, 25805, 34142, 51610, 68284, 85355, 103220, 170710, 221923, 341420, 443846, 887692, 1109615, 2219230, 4438460]

約数ペア:

[(1, 4438460), (2, 2219230), (4, 1109615), (5, 887692), (10, 443846), (13, 341420), (20, 221923), (26, 170710), (43, 103220), (52, 85355), (65, 68284), (86, 51610), (130, 34142), (172, 25805), (215, 20644), (260, 17071), (397, 11180), (430, 10322), (559, 7940), (794, 5590), (860, 5161), (1118, 3970), (1588, 2795), (1985, 2236)]