2007292040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1$

素因数の和:607

約数の個数: 128

約数和(自身を含む): 4976294400

約数和(自身を除く): 2969002360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 131, 158, 260, 262, 316, 373, 395, 520, 524, 632, 655, 746, 790, 1027, 1048, 1310, 1492, 1580, 1703, 1865, 2054, 2620, 2984, 3160, 3406, 3730, 4108, 4849, 5135, 5240, 6812, 7460, 8216, 8515, 9698, 10270, 10349, 13624, 14920, 17030, 19396, 20540, 20698, 24245, 29467, 34060, 38792, 41080, 41396, 48490, 48863, 51745, 58934, 68120, 82792, 96980, 97726, 103490, 117868, 134537, 147335, 193960, 195452, 206980, 235736, 244315, 269074, 294670, 383071, 390904, 413960, 488630, 538148, 589340, 635219, 672685, 766142, 977260, 1076296, 1178680, 1270438, 1345370, 1532284, 1915355, 1954520, 2540876, 2690740, 3064568, 3176095, 3830710, 3860177, 5081752, 5381480, 6352190, 7661420, 7720354, 12704380, 15322840, 15440708, 19300885, 25408760, 30881416, 38601770, 50182301, 77203540, 100364602, 154407080, 200729204, 250911505, 401458408, 501823010, 1003646020, 2007292040]

約数ペア:

[(1, 2007292040), (2, 1003646020), (4, 501823010), (5, 401458408), (8, 250911505), (10, 200729204), (13, 154407080), (20, 100364602), (26, 77203540), (40, 50182301), (52, 38601770), (65, 30881416), (79, 25408760), (104, 19300885), (130, 15440708), (131, 15322840), (158, 12704380), (260, 7720354), (262, 7661420), (316, 6352190), (373, 5381480), (395, 5081752), (520, 3860177), (524, 3830710), (632, 3176095), (655, 3064568), (746, 2690740), (790, 2540876), (1027, 1954520), (1048, 1915355), (1310, 1532284), (1492, 1345370), (1580, 1270438), (1703, 1178680), (1865, 1076296), (2054, 977260), (2620, 766142), (2984, 672685), (3160, 635219), (3406, 589340), (3730, 538148), (4108, 488630), (4849, 413960), (5135, 390904), (5240, 383071), (6812, 294670), (7460, 269074), (8216, 244315), (8515, 235736), (9698, 206980), (10270, 195452), (10349, 193960), (13624, 147335), (14920, 134537), (17030, 117868), (19396, 103490), (20540, 97726), (20698, 96980), (24245, 82792), (29467, 68120), (34060, 58934), (38792, 51745), (41080, 48863), (41396, 48490)]