2021981200

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{163063}}^1$

素因数の和:163112

約数の個数: 60

約数和(自身を含む): 5014544128

約数和(自身を除く): 2992562928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2480, 3100, 6200, 12400, 163063, 326126, 652252, 815315, 1304504, 1630630, 2609008, 3261260, 4076575, 5054953, 6522520, 8153150, 10109906, 13045040, 16306300, 20219812, 25274765, 32612600, 40439624, 50549530, 65225200, 80879248, 101099060, 126373825, 202198120, 252747650, 404396240, 505495300, 1010990600, 2021981200]

約数ペア:

[(1, 2021981200), (2, 1010990600), (4, 505495300), (5, 404396240), (8, 252747650), (10, 202198120), (16, 126373825), (20, 101099060), (25, 80879248), (31, 65225200), (40, 50549530), (50, 40439624), (62, 32612600), (80, 25274765), (100, 20219812), (124, 16306300), (155, 13045040), (200, 10109906), (248, 8153150), (310, 6522520), (400, 5054953), (496, 4076575), (620, 3261260), (775, 2609008), (1240, 1630630), (1550, 1304504), (2480, 815315), (3100, 652252), (6200, 326126), (12400, 163063)]