1897512760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1667}}^1$

素因数の和:1901

約数の個数: 128

約数和(自身を含む): 5044032000

約数和(自身を除く): 3146519240

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 199, 220, 260, 286, 398, 440, 520, 572, 715, 796, 995, 1144, 1430, 1592, 1667, 1990, 2189, 2587, 2860, 3334, 3980, 4378, 5174, 5720, 6668, 7960, 8335, 8756, 10348, 10945, 12935, 13336, 16670, 17512, 18337, 20696, 21671, 21890, 25870, 28457, 33340, 36674, 43342, 43780, 51740, 56914, 66680, 73348, 86684, 87560, 91685, 103480, 108355, 113828, 142285, 146696, 173368, 183370, 216710, 227656, 238381, 284570, 331733, 366740, 433420, 476762, 569140, 663466, 733480, 866840, 953524, 1138280, 1191905, 1326932, 1658665, 1907048, 2383810, 2653864, 3317330, 3649063, 4312529, 4767620, 6634660, 7298126, 8625058, 9535240, 13269320, 14596252, 17250116, 18245315, 21562645, 29192504, 34500232, 36490630, 43125290, 47437819, 72981260, 86250580, 94875638, 145962520, 172501160, 189751276, 237189095, 379502552, 474378190, 948756380, 1897512760]

約数ペア:

[(1, 1897512760), (2, 948756380), (4, 474378190), (5, 379502552), (8, 237189095), (10, 189751276), (11, 172501160), (13, 145962520), (20, 94875638), (22, 86250580), (26, 72981260), (40, 47437819), (44, 43125290), (52, 36490630), (55, 34500232), (65, 29192504), (88, 21562645), (104, 18245315), (110, 17250116), (130, 14596252), (143, 13269320), (199, 9535240), (220, 8625058), (260, 7298126), (286, 6634660), (398, 4767620), (440, 4312529), (520, 3649063), (572, 3317330), (715, 2653864), (796, 2383810), (995, 1907048), (1144, 1658665), (1430, 1326932), (1592, 1191905), (1667, 1138280), (1990, 953524), (2189, 866840), (2587, 733480), (2860, 663466), (3334, 569140), (3980, 476762), (4378, 433420), (5174, 366740), (5720, 331733), (6668, 284570), (7960, 238381), (8335, 227656), (8756, 216710), (10348, 183370), (10945, 173368), (12935, 146696), (13336, 142285), (16670, 113828), (17512, 108355), (18337, 103480), (20696, 91685), (21671, 87560), (21890, 86684), (25870, 73348), (28457, 66680), (33340, 56914), (36674, 51740), (43342, 43780)]