2018029450

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{9319}}^1$

素因数の和:9463

約数の個数: 48

約数和(自身を含む): 3869216640

約数和(自身を除く): 1851187190

約数列:

[1, 2, 5, 10, 25, 50, 61, 71, 122, 142, 305, 355, 610, 710, 1525, 1775, 3050, 3550, 4331, 8662, 9319, 18638, 21655, 43310, 46595, 93190, 108275, 216550, 232975, 465950, 568459, 661649, 1136918, 1323298, 2842295, 3308245, 5684590, 6616490, 14211475, 16541225, 28422950, 33082450, 40360589, 80721178, 201802945, 403605890, 1009014725, 2018029450]

約数ペア:

[(1, 2018029450), (2, 1009014725), (5, 403605890), (10, 201802945), (25, 80721178), (50, 40360589), (61, 33082450), (71, 28422950), (122, 16541225), (142, 14211475), (305, 6616490), (355, 5684590), (610, 3308245), (710, 2842295), (1525, 1323298), (1775, 1136918), (3050, 661649), (3550, 568459), (4331, 465950), (8662, 232975), (9319, 216550), (18638, 108275), (21655, 93190), (43310, 46595)]