28910600

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4663}}^1$

素因数の和:4710

約数の個数: 48

約数和(自身を含む): 69400320

約数和(自身を除く): 40489720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1550, 3100, 4663, 6200, 9326, 18652, 23315, 37304, 46630, 93260, 116575, 144553, 186520, 233150, 289106, 466300, 578212, 722765, 932600, 1156424, 1445530, 2891060, 3613825, 5782120, 7227650, 14455300, 28910600]

約数ペア:

[(1, 28910600), (2, 14455300), (4, 7227650), (5, 5782120), (8, 3613825), (10, 2891060), (20, 1445530), (25, 1156424), (31, 932600), (40, 722765), (50, 578212), (62, 466300), (100, 289106), (124, 233150), (155, 186520), (200, 144553), (248, 116575), (310, 93260), (620, 46630), (775, 37304), (1240, 23315), (1550, 18652), (3100, 9326), (4663, 6200)]