17828820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2677}}^1$

素因数の和:2729

約数の個数: 72

約数和(自身を含む): 55563144

約数和(自身を除く): 37734324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 2677, 3330, 5354, 6660, 8031, 10708, 13385, 16062, 24093, 26770, 32124, 40155, 48186, 53540, 80310, 96372, 99049, 120465, 160620, 198098, 240930, 297147, 396196, 481860, 495245, 594294, 891441, 990490, 1188588, 1485735, 1782882, 1980980, 2971470, 3565764, 4457205, 5942940, 8914410, 17828820]

約数ペア:

[(1, 17828820), (2, 8914410), (3, 5942940), (4, 4457205), (5, 3565764), (6, 2971470), (9, 1980980), (10, 1782882), (12, 1485735), (15, 1188588), (18, 990490), (20, 891441), (30, 594294), (36, 495245), (37, 481860), (45, 396196), (60, 297147), (74, 240930), (90, 198098), (111, 160620), (148, 120465), (180, 99049), (185, 96372), (222, 80310), (333, 53540), (370, 48186), (444, 40155), (555, 32124), (666, 26770), (740, 24093), (1110, 16062), (1332, 13385), (1665, 10708), (2220, 8031), (2677, 6660), (3330, 5354)]