2490330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 6687360

約数和(自身を除く): 4197030

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 30, 34, 38, 51, 57, 85, 95, 102, 114, 170, 190, 255, 257, 285, 323, 510, 514, 570, 646, 771, 969, 1285, 1542, 1615, 1938, 2570, 3230, 3855, 4369, 4845, 4883, 7710, 8738, 9690, 9766, 13107, 14649, 21845, 24415, 26214, 29298, 43690, 48830, 65535, 73245, 83011, 131070, 146490, 166022, 249033, 415055, 498066, 830110, 1245165, 2490330]

約数ペア:

[(1, 2490330), (2, 1245165), (3, 830110), (5, 498066), (6, 415055), (10, 249033), (15, 166022), (17, 146490), (19, 131070), (30, 83011), (34, 73245), (38, 65535), (51, 48830), (57, 43690), (85, 29298), (95, 26214), (102, 24415), (114, 21845), (170, 14649), (190, 13107), (255, 9766), (257, 9690), (285, 8738), (323, 7710), (510, 4883), (514, 4845), (570, 4369), (646, 3855), (771, 3230), (969, 2570), (1285, 1938), (1542, 1615)]