15900830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4663}}^1$

素因数の和:4712

約数の個数: 32

約数和(自身を含む): 32237568

約数和(自身を除く): 16336738

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 4663, 9326, 23315, 46630, 51293, 102586, 144553, 256465, 289106, 512930, 722765, 1445530, 1590083, 3180166, 7950415, 15900830]

約数ペア:

[(1, 15900830), (2, 7950415), (5, 3180166), (10, 1590083), (11, 1445530), (22, 722765), (31, 512930), (55, 289106), (62, 256465), (110, 144553), (155, 102586), (310, 51293), (341, 46630), (682, 23315), (1705, 9326), (3410, 4663)]