1834980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:293

約数の個数: 96

約数和(自身を含む): 6241536

約数和(自身を除く): 4406556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 257, 340, 357, 420, 476, 510, 514, 595, 714, 771, 1020, 1028, 1190, 1285, 1428, 1542, 1785, 1799, 2380, 2570, 3084, 3570, 3598, 3855, 4369, 5140, 5397, 7140, 7196, 7710, 8738, 8995, 10794, 13107, 15420, 17476, 17990, 21588, 21845, 26214, 26985, 30583, 35980, 43690, 52428, 53970, 61166, 65535, 87380, 91749, 107940, 122332, 131070, 152915, 183498, 262140, 305830, 366996, 458745, 611660, 917490, 1834980]

約数ペア:

[(1, 1834980), (2, 917490), (3, 611660), (4, 458745), (5, 366996), (6, 305830), (7, 262140), (10, 183498), (12, 152915), (14, 131070), (15, 122332), (17, 107940), (20, 91749), (21, 87380), (28, 65535), (30, 61166), (34, 53970), (35, 52428), (42, 43690), (51, 35980), (60, 30583), (68, 26985), (70, 26214), (84, 21845), (85, 21588), (102, 17990), (105, 17476), (119, 15420), (140, 13107), (170, 10794), (204, 8995), (210, 8738), (238, 7710), (255, 7196), (257, 7140), (340, 5397), (357, 5140), (420, 4369), (476, 3855), (510, 3598), (514, 3570), (595, 3084), (714, 2570), (771, 2380), (1020, 1799), (1028, 1785), (1190, 1542), (1285, 1428)]