16604840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1913}}^1$

素因数の和:1962

約数の個数: 64

約数和(自身を含む): 44098560

約数和(自身を除く): 27493720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 1913, 2170, 3826, 4340, 7652, 8680, 9565, 13391, 15304, 19130, 26782, 38260, 53564, 59303, 66955, 76520, 107128, 118606, 133910, 237212, 267820, 296515, 415121, 474424, 535640, 593030, 830242, 1186060, 1660484, 2075605, 2372120, 3320968, 4151210, 8302420, 16604840]

約数ペア:

[(1, 16604840), (2, 8302420), (4, 4151210), (5, 3320968), (7, 2372120), (8, 2075605), (10, 1660484), (14, 1186060), (20, 830242), (28, 593030), (31, 535640), (35, 474424), (40, 415121), (56, 296515), (62, 267820), (70, 237212), (124, 133910), (140, 118606), (155, 107128), (217, 76520), (248, 66955), (280, 59303), (310, 53564), (434, 38260), (620, 26782), (868, 19130), (1085, 15304), (1240, 13391), (1736, 9565), (1913, 8680), (2170, 7652), (3826, 4340)]