91921820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{857}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 200648448

約数和(自身を除く): 108726628

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 173, 310, 346, 620, 692, 857, 865, 1714, 1730, 3428, 3460, 4285, 5363, 8570, 10726, 17140, 21452, 26567, 26815, 53134, 53630, 106268, 107260, 132835, 148261, 265670, 296522, 531340, 593044, 741305, 1482610, 2965220, 4596091, 9192182, 18384364, 22980455, 45960910, 91921820]

約数ペア:

[(1, 91921820), (2, 45960910), (4, 22980455), (5, 18384364), (10, 9192182), (20, 4596091), (31, 2965220), (62, 1482610), (124, 741305), (155, 593044), (173, 531340), (310, 296522), (346, 265670), (620, 148261), (692, 132835), (857, 107260), (865, 106268), (1714, 53630), (1730, 53134), (3428, 26815), (3460, 26567), (4285, 21452), (5363, 17140), (8570, 10726)]