2019204900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{54721}}^1$

素因数の和:54782

約数の個数: 108

約数和(自身を含む): 6483572004

約数和(自身を除く): 4464367104

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 41, 45, 50, 60, 75, 82, 90, 100, 123, 150, 164, 180, 205, 225, 246, 300, 369, 410, 450, 492, 615, 738, 820, 900, 1025, 1230, 1476, 1845, 2050, 2460, 3075, 3690, 4100, 6150, 7380, 9225, 12300, 18450, 36900, 54721, 109442, 164163, 218884, 273605, 328326, 492489, 547210, 656652, 820815, 984978, 1094420, 1368025, 1641630, 1969956, 2243561, 2462445, 2736050, 3283260, 4104075, 4487122, 4924890, 5472100, 6730683, 8208150, 8974244, 9849780, 11217805, 12312225, 13461366, 16416300, 20192049, 22435610, 24624450, 26922732, 33653415, 40384098, 44871220, 49248900, 56089025, 67306830, 80768196, 100960245, 112178050, 134613660, 168267075, 201920490, 224356100, 336534150, 403840980, 504801225, 673068300, 1009602450, 2019204900]

約数ペア:

[(1, 2019204900), (2, 1009602450), (3, 673068300), (4, 504801225), (5, 403840980), (6, 336534150), (9, 224356100), (10, 201920490), (12, 168267075), (15, 134613660), (18, 112178050), (20, 100960245), (25, 80768196), (30, 67306830), (36, 56089025), (41, 49248900), (45, 44871220), (50, 40384098), (60, 33653415), (75, 26922732), (82, 24624450), (90, 22435610), (100, 20192049), (123, 16416300), (150, 13461366), (164, 12312225), (180, 11217805), (205, 9849780), (225, 8974244), (246, 8208150), (300, 6730683), (369, 5472100), (410, 4924890), (450, 4487122), (492, 4104075), (615, 3283260), (738, 2736050), (820, 2462445), (900, 2243561), (1025, 1969956), (1230, 1641630), (1476, 1368025), (1845, 1094420), (2050, 984978), (2460, 820815), (3075, 656652), (3690, 547210), (4100, 492489), (6150, 328326), (7380, 273605), (9225, 218884), (12300, 164163), (18450, 109442), (36900, 54721)]