40899970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{1289}}^1$

素因数の和:1482

約数の個数: 32

約数和(自身を含む): 78019200

約数和(自身を除く): 37119230

約数列:

[1, 2, 5, 10, 19, 38, 95, 167, 190, 334, 835, 1289, 1670, 2578, 3173, 6346, 6445, 12890, 15865, 24491, 31730, 48982, 122455, 215263, 244910, 430526, 1076315, 2152630, 4089997, 8179994, 20449985, 40899970]

約数ペア:

[(1, 40899970), (2, 20449985), (5, 8179994), (10, 4089997), (19, 2152630), (38, 1076315), (95, 430526), (167, 244910), (190, 215263), (334, 122455), (835, 48982), (1289, 31730), (1670, 24491), (2578, 15865), (3173, 12890), (6346, 6445)]