2015201420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1013}}^1\times {\mathrm{5851}}^1$

素因数の和:6890

約数の個数: 48

約数和(自身を含む): 4486049568

約数和(自身を除く): 2470848148

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1013, 2026, 4052, 5065, 5851, 10130, 11702, 17221, 20260, 23404, 29255, 34442, 58510, 68884, 86105, 99467, 117020, 172210, 198934, 344420, 397868, 497335, 994670, 1989340, 5927063, 11854126, 23708252, 29635315, 59270630, 100760071, 118541260, 201520142, 403040284, 503800355, 1007600710, 2015201420]

約数ペア:

[(1, 2015201420), (2, 1007600710), (4, 503800355), (5, 403040284), (10, 201520142), (17, 118541260), (20, 100760071), (34, 59270630), (68, 29635315), (85, 23708252), (170, 11854126), (340, 5927063), (1013, 1989340), (2026, 994670), (4052, 497335), (5065, 397868), (5851, 344420), (10130, 198934), (11702, 172210), (17221, 117020), (20260, 99467), (23404, 86105), (29255, 68884), (34442, 58510)]