1880920908

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{4447}}^1$

素因数の和:4867

約数の個数: 72

約数和(自身を含む): 4921978880

約数和(自身を除く): 3041057972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 379, 558, 758, 1116, 1137, 1516, 2274, 3411, 4447, 4548, 6822, 8894, 11749, 13341, 13644, 17788, 23498, 26682, 35247, 40023, 46996, 53364, 70494, 80046, 105741, 137857, 140988, 160092, 211482, 275714, 413571, 422964, 551428, 827142, 1240713, 1654284, 1685413, 2481426, 3370826, 4962852, 5056239, 6741652, 10112478, 15168717, 20224956, 30337434, 52247803, 60674868, 104495606, 156743409, 208991212, 313486818, 470230227, 626973636, 940460454, 1880920908]

約数ペア:

[(1, 1880920908), (2, 940460454), (3, 626973636), (4, 470230227), (6, 313486818), (9, 208991212), (12, 156743409), (18, 104495606), (31, 60674868), (36, 52247803), (62, 30337434), (93, 20224956), (124, 15168717), (186, 10112478), (279, 6741652), (372, 5056239), (379, 4962852), (558, 3370826), (758, 2481426), (1116, 1685413), (1137, 1654284), (1516, 1240713), (2274, 827142), (3411, 551428), (4447, 422964), (4548, 413571), (6822, 275714), (8894, 211482), (11749, 160092), (13341, 140988), (13644, 137857), (17788, 105741), (23498, 80046), (26682, 70494), (35247, 53364), (40023, 46996)]