20833800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2671}}^1$

素因数の和:2703

約数の個数: 96

約数和(自身を含む): 69578880

約数和(自身を除く): 48745080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2600, 2671, 3900, 5342, 7800, 8013, 10684, 13355, 16026, 21368, 26710, 32052, 34723, 40065, 53420, 64104, 66775, 69446, 80130, 104169, 106840, 133550, 138892, 160260, 173615, 200325, 208338, 267100, 277784, 320520, 347230, 400650, 416676, 520845, 534200, 694460, 801300, 833352, 868075, 1041690, 1388920, 1602600, 1736150, 2083380, 2604225, 3472300, 4166760, 5208450, 6944600, 10416900, 20833800]

約数ペア:

[(1, 20833800), (2, 10416900), (3, 6944600), (4, 5208450), (5, 4166760), (6, 3472300), (8, 2604225), (10, 2083380), (12, 1736150), (13, 1602600), (15, 1388920), (20, 1041690), (24, 868075), (25, 833352), (26, 801300), (30, 694460), (39, 534200), (40, 520845), (50, 416676), (52, 400650), (60, 347230), (65, 320520), (75, 277784), (78, 267100), (100, 208338), (104, 200325), (120, 173615), (130, 160260), (150, 138892), (156, 133550), (195, 106840), (200, 104169), (260, 80130), (300, 69446), (312, 66775), (325, 64104), (390, 53420), (520, 40065), (600, 34723), (650, 32052), (780, 26710), (975, 21368), (1300, 16026), (1560, 13355), (1950, 10684), (2600, 8013), (2671, 7800), (3900, 5342)]