90423340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37993}}^1$

素因数の和:38026

約数の個数: 48

約数和(自身を含む): 229787712

約数和(自身を除く): 139364372

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 37993, 75986, 151972, 189965, 265951, 379930, 531902, 645881, 759860, 1063804, 1291762, 1329755, 2583524, 2659510, 3229405, 4521167, 5319020, 6458810, 9042334, 12917620, 18084668, 22605835, 45211670, 90423340]

約数ペア:

[(1, 90423340), (2, 45211670), (4, 22605835), (5, 18084668), (7, 12917620), (10, 9042334), (14, 6458810), (17, 5319020), (20, 4521167), (28, 3229405), (34, 2659510), (35, 2583524), (68, 1329755), (70, 1291762), (85, 1063804), (119, 759860), (140, 645881), (170, 531902), (238, 379930), (340, 265951), (476, 189965), (595, 151972), (1190, 75986), (2380, 37993)]