493351820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 1146421248

約数和(自身を除く): 653069428

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 127, 130, 134, 223, 254, 260, 268, 335, 446, 508, 635, 670, 871, 892, 1115, 1270, 1340, 1651, 1742, 2230, 2540, 2899, 3302, 3484, 4355, 4460, 5798, 6604, 8255, 8509, 8710, 11596, 14495, 14941, 16510, 17018, 17420, 28321, 28990, 29882, 33020, 34036, 42545, 56642, 57980, 59764, 74705, 85090, 110617, 113284, 141605, 149410, 170180, 194233, 221234, 283210, 298820, 368173, 388466, 442468, 553085, 566420, 736346, 776932, 971165, 1106170, 1472692, 1840865, 1897507, 1942330, 2212340, 3681730, 3795014, 3884660, 7363460, 7590028, 9487535, 18975070, 24667591, 37950140, 49335182, 98670364, 123337955, 246675910, 493351820]

約数ペア:

[(1, 493351820), (2, 246675910), (4, 123337955), (5, 98670364), (10, 49335182), (13, 37950140), (20, 24667591), (26, 18975070), (52, 9487535), (65, 7590028), (67, 7363460), (127, 3884660), (130, 3795014), (134, 3681730), (223, 2212340), (254, 1942330), (260, 1897507), (268, 1840865), (335, 1472692), (446, 1106170), (508, 971165), (635, 776932), (670, 736346), (871, 566420), (892, 553085), (1115, 442468), (1270, 388466), (1340, 368173), (1651, 298820), (1742, 283210), (2230, 221234), (2540, 194233), (2899, 170180), (3302, 149410), (3484, 141605), (4355, 113284), (4460, 110617), (5798, 85090), (6604, 74705), (8255, 59764), (8509, 57980), (8710, 56642), (11596, 42545), (14495, 34036), (14941, 33020), (16510, 29882), (17018, 28990), (17420, 28321)]