2012721810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{1087}}^1$

素因数の和:1320

約数の個数: 128

約数和(自身を含む): 5474746368

約数和(自身を除く): 3462024558

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 55, 62, 66, 93, 110, 155, 165, 181, 186, 310, 330, 341, 362, 465, 543, 682, 905, 930, 1023, 1086, 1087, 1705, 1810, 1991, 2046, 2174, 2715, 3261, 3410, 3982, 5115, 5430, 5435, 5611, 5973, 6522, 9955, 10230, 10870, 11222, 11946, 11957, 16305, 16833, 19910, 23914, 28055, 29865, 32610, 33666, 33697, 35871, 56110, 59730, 59785, 61721, 67394, 71742, 84165, 101091, 119570, 123442, 168330, 168485, 179355, 185163, 196747, 202182, 308605, 336970, 358710, 370326, 370667, 393494, 505455, 590241, 617210, 741334, 925815, 983735, 1010910, 1112001, 1180482, 1851630, 1853335, 1967470, 2164217, 2224002, 2951205, 3706670, 4328434, 5560005, 5902410, 6099157, 6492651, 10821085, 11120010, 12198314, 12985302, 18297471, 21642170, 30495785, 32463255, 36594942, 60991570, 64926510, 67090727, 91487355, 134181454, 182974710, 201272181, 335453635, 402544362, 670907270, 1006360905, 2012721810]

約数ペア:

[(1, 2012721810), (2, 1006360905), (3, 670907270), (5, 402544362), (6, 335453635), (10, 201272181), (11, 182974710), (15, 134181454), (22, 91487355), (30, 67090727), (31, 64926510), (33, 60991570), (55, 36594942), (62, 32463255), (66, 30495785), (93, 21642170), (110, 18297471), (155, 12985302), (165, 12198314), (181, 11120010), (186, 10821085), (310, 6492651), (330, 6099157), (341, 5902410), (362, 5560005), (465, 4328434), (543, 3706670), (682, 2951205), (905, 2224002), (930, 2164217), (1023, 1967470), (1086, 1853335), (1087, 1851630), (1705, 1180482), (1810, 1112001), (1991, 1010910), (2046, 983735), (2174, 925815), (2715, 741334), (3261, 617210), (3410, 590241), (3982, 505455), (5115, 393494), (5430, 370667), (5435, 370326), (5611, 358710), (5973, 336970), (6522, 308605), (9955, 202182), (10230, 196747), (10870, 185163), (11222, 179355), (11946, 168485), (11957, 168330), (16305, 123442), (16833, 119570), (19910, 101091), (23914, 84165), (28055, 71742), (29865, 67394), (32610, 61721), (33666, 59785), (33697, 59730), (35871, 56110)]