2000874980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1801}}^1\times {\mathrm{4273}}^1$

素因数の和:6096

約数の個数: 48

約数和(自身を含む): 4528627824

約数和(自身を除く): 2527752844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1801, 3602, 4273, 7204, 8546, 9005, 17092, 18010, 21365, 23413, 36020, 42730, 46826, 55549, 85460, 93652, 111098, 117065, 222196, 234130, 277745, 468260, 555490, 1110980, 7695673, 15391346, 30782692, 38478365, 76956730, 100043749, 153913460, 200087498, 400174996, 500218745, 1000437490, 2000874980]

約数ペア:

[(1, 2000874980), (2, 1000437490), (4, 500218745), (5, 400174996), (10, 200087498), (13, 153913460), (20, 100043749), (26, 76956730), (52, 38478365), (65, 30782692), (130, 15391346), (260, 7695673), (1801, 1110980), (3602, 555490), (4273, 468260), (7204, 277745), (8546, 234130), (9005, 222196), (17092, 117065), (18010, 111098), (21365, 93652), (23413, 85460), (36020, 55549), (42730, 46826)]