1343980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 3175200

約数和(自身を除く): 1831220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 149, 164, 205, 220, 298, 410, 451, 596, 745, 820, 902, 1490, 1639, 1804, 2255, 2980, 3278, 4510, 6109, 6556, 8195, 9020, 12218, 16390, 24436, 30545, 32780, 61090, 67199, 122180, 134398, 268796, 335995, 671990, 1343980]

約数ペア:

[(1, 1343980), (2, 671990), (4, 335995), (5, 268796), (10, 134398), (11, 122180), (20, 67199), (22, 61090), (41, 32780), (44, 30545), (55, 24436), (82, 16390), (110, 12218), (149, 9020), (164, 8195), (205, 6556), (220, 6109), (298, 4510), (410, 3278), (451, 2980), (596, 2255), (745, 1804), (820, 1639), (902, 1490)]