2608340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 6472704

約数和(自身を除く): 3864364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 601, 620, 868, 1085, 1202, 2170, 2404, 3005, 4207, 4340, 6010, 8414, 12020, 16828, 18631, 21035, 37262, 42070, 74524, 84140, 93155, 130417, 186310, 260834, 372620, 521668, 652085, 1304170, 2608340]

約数ペア:

[(1, 2608340), (2, 1304170), (4, 652085), (5, 521668), (7, 372620), (10, 260834), (14, 186310), (20, 130417), (28, 93155), (31, 84140), (35, 74524), (62, 42070), (70, 37262), (124, 21035), (140, 18631), (155, 16828), (217, 12020), (310, 8414), (434, 6010), (601, 4340), (620, 4207), (868, 3005), (1085, 2404), (1202, 2170)]