2106840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 6420960

約数和(自身を除く): 4314120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 181, 194, 291, 362, 388, 485, 543, 582, 724, 776, 905, 970, 1086, 1164, 1448, 1455, 1810, 1940, 2172, 2328, 2715, 2910, 3620, 3880, 4344, 5430, 5820, 7240, 10860, 11640, 17557, 21720, 35114, 52671, 70228, 87785, 105342, 140456, 175570, 210684, 263355, 351140, 421368, 526710, 702280, 1053420, 2106840]

約数ペア:

[(1, 2106840), (2, 1053420), (3, 702280), (4, 526710), (5, 421368), (6, 351140), (8, 263355), (10, 210684), (12, 175570), (15, 140456), (20, 105342), (24, 87785), (30, 70228), (40, 52671), (60, 35114), (97, 21720), (120, 17557), (181, 11640), (194, 10860), (291, 7240), (362, 5820), (388, 5430), (485, 4344), (543, 3880), (582, 3620), (724, 2910), (776, 2715), (905, 2328), (970, 2172), (1086, 1940), (1164, 1810), (1448, 1455)]