359778940

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{1889}}^1$

素因数の和:2094

約数の個数: 48

約数和(自身を含む): 771573600

約数和(自身を除く): 411794660

約数列:

[1, 2, 4, 5, 10, 20, 89, 107, 178, 214, 356, 428, 445, 535, 890, 1070, 1780, 1889, 2140, 3778, 7556, 9445, 9523, 18890, 19046, 37780, 38092, 47615, 95230, 168121, 190460, 202123, 336242, 404246, 672484, 808492, 840605, 1010615, 1681210, 2021230, 3362420, 4042460, 17988947, 35977894, 71955788, 89944735, 179889470, 359778940]

約数ペア:

[(1, 359778940), (2, 179889470), (4, 89944735), (5, 71955788), (10, 35977894), (20, 17988947), (89, 4042460), (107, 3362420), (178, 2021230), (214, 1681210), (356, 1010615), (428, 840605), (445, 808492), (535, 672484), (890, 404246), (1070, 336242), (1780, 202123), (1889, 190460), (2140, 168121), (3778, 95230), (7556, 47615), (9445, 38092), (9523, 37780), (18890, 19046)]