2599980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2549}}^1$

素因数の和:2578

約数の個数: 48

約数和(自身を含む): 7711200

約数和(自身を除く): 5111220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 2549, 5098, 7647, 10196, 12745, 15294, 25490, 30588, 38235, 43333, 50980, 76470, 86666, 129999, 152940, 173332, 216665, 259998, 433330, 519996, 649995, 866660, 1299990, 2599980]

約数ペア:

[(1, 2599980), (2, 1299990), (3, 866660), (4, 649995), (5, 519996), (6, 433330), (10, 259998), (12, 216665), (15, 173332), (17, 152940), (20, 129999), (30, 86666), (34, 76470), (51, 50980), (60, 43333), (68, 38235), (85, 30588), (102, 25490), (170, 15294), (204, 12745), (255, 10196), (340, 7647), (510, 5098), (1020, 2549)]