19899300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{587}}^1$

素因数の和:717

約数の個数: 72

約数和(自身を含む): 58183776

約数和(自身を除く): 38284476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 113, 150, 226, 300, 339, 452, 565, 587, 678, 1130, 1174, 1356, 1695, 1761, 2260, 2348, 2825, 2935, 3390, 3522, 5650, 5870, 6780, 7044, 8475, 8805, 11300, 11740, 14675, 16950, 17610, 29350, 33900, 35220, 44025, 58700, 66331, 88050, 132662, 176100, 198993, 265324, 331655, 397986, 663310, 795972, 994965, 1326620, 1658275, 1989930, 3316550, 3979860, 4974825, 6633100, 9949650, 19899300]

約数ペア:

[(1, 19899300), (2, 9949650), (3, 6633100), (4, 4974825), (5, 3979860), (6, 3316550), (10, 1989930), (12, 1658275), (15, 1326620), (20, 994965), (25, 795972), (30, 663310), (50, 397986), (60, 331655), (75, 265324), (100, 198993), (113, 176100), (150, 132662), (226, 88050), (300, 66331), (339, 58700), (452, 44025), (565, 35220), (587, 33900), (678, 29350), (1130, 17610), (1174, 16950), (1356, 14675), (1695, 11740), (1761, 11300), (2260, 8805), (2348, 8475), (2825, 7044), (2935, 6780), (3390, 5870), (3522, 5650)]