2019492050

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:516

約数の個数: 96

約数和(自身を含む): 4083488640

約数和(自身を除く): 2063996590

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 71, 85, 109, 142, 170, 218, 307, 355, 425, 545, 614, 710, 850, 1090, 1207, 1535, 1775, 1853, 2414, 2725, 3070, 3550, 3706, 5219, 5450, 6035, 7675, 7739, 9265, 10438, 12070, 15350, 15478, 18530, 21797, 26095, 30175, 33463, 38695, 43594, 46325, 52190, 60350, 66926, 77390, 92650, 108985, 130475, 131563, 167315, 193475, 217970, 260950, 263126, 334630, 370549, 386950, 544925, 568871, 657815, 741098, 836575, 1089850, 1137742, 1315630, 1673150, 1852745, 2375873, 2844355, 3289075, 3705490, 4751746, 5688710, 6578150, 9263725, 11879365, 14221775, 18527450, 23758730, 28443550, 40389841, 59396825, 80779682, 118793650, 201949205, 403898410, 1009746025, 2019492050]

約数ペア:

[(1, 2019492050), (2, 1009746025), (5, 403898410), (10, 201949205), (17, 118793650), (25, 80779682), (34, 59396825), (50, 40389841), (71, 28443550), (85, 23758730), (109, 18527450), (142, 14221775), (170, 11879365), (218, 9263725), (307, 6578150), (355, 5688710), (425, 4751746), (545, 3705490), (614, 3289075), (710, 2844355), (850, 2375873), (1090, 1852745), (1207, 1673150), (1535, 1315630), (1775, 1137742), (1853, 1089850), (2414, 836575), (2725, 741098), (3070, 657815), (3550, 568871), (3706, 544925), (5219, 386950), (5450, 370549), (6035, 334630), (7675, 263126), (7739, 260950), (9265, 217970), (10438, 193475), (12070, 167315), (15350, 131563), (15478, 130475), (18530, 108985), (21797, 92650), (26095, 77390), (30175, 66926), (33463, 60350), (38695, 52190), (43594, 46325)]