2099841640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{60271}}^1$

素因数の和:60362

約数の個数: 64

約数和(自身を含む): 5164104960

約数和(自身を除く): 3064263320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 260, 268, 335, 520, 536, 670, 871, 1340, 1742, 2680, 3484, 4355, 6968, 8710, 17420, 34840, 60271, 120542, 241084, 301355, 482168, 602710, 783523, 1205420, 1567046, 2410840, 3134092, 3917615, 4038157, 6268184, 7835230, 8076314, 15670460, 16152628, 20190785, 31340920, 32305256, 40381570, 52496041, 80763140, 104992082, 161526280, 209984164, 262480205, 419968328, 524960410, 1049920820, 2099841640]

約数ペア:

[(1, 2099841640), (2, 1049920820), (4, 524960410), (5, 419968328), (8, 262480205), (10, 209984164), (13, 161526280), (20, 104992082), (26, 80763140), (40, 52496041), (52, 40381570), (65, 32305256), (67, 31340920), (104, 20190785), (130, 16152628), (134, 15670460), (260, 8076314), (268, 7835230), (335, 6268184), (520, 4038157), (536, 3917615), (670, 3134092), (871, 2410840), (1340, 1567046), (1742, 1205420), (2680, 783523), (3484, 602710), (4355, 482168), (6968, 301355), (8710, 241084), (17420, 120542), (34840, 60271)]