22501970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2503}}^1$

素因数の和:2570

約数の個数: 32

約数和(自身を含む): 43269120

約数和(自身を除く): 20767150

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 290, 310, 899, 1798, 2503, 4495, 5006, 8990, 12515, 25030, 72587, 77593, 145174, 155186, 362935, 387965, 725870, 775930, 2250197, 4500394, 11250985, 22501970]

約数ペア:

[(1, 22501970), (2, 11250985), (5, 4500394), (10, 2250197), (29, 775930), (31, 725870), (58, 387965), (62, 362935), (145, 155186), (155, 145174), (290, 77593), (310, 72587), (899, 25030), (1798, 12515), (2503, 8990), (4495, 5006)]