19260800

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{463}}^1$

素因数の和:500

約数の個数: 96

約数和(自身を含む): 51350880

約数和(自身を除く): 32090080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 260, 320, 325, 400, 416, 463, 520, 640, 650, 800, 832, 926, 1040, 1300, 1600, 1664, 1852, 2080, 2315, 2600, 3200, 3704, 4160, 4630, 5200, 6019, 7408, 8320, 9260, 10400, 11575, 12038, 14816, 18520, 20800, 23150, 24076, 29632, 30095, 37040, 41600, 46300, 48152, 59264, 60190, 74080, 92600, 96304, 120380, 148160, 150475, 185200, 192608, 240760, 296320, 300950, 370400, 385216, 481520, 601900, 740800, 770432, 963040, 1203800, 1481600, 1926080, 2407600, 3852160, 4815200, 9630400, 19260800]

約数ペア:

[(1, 19260800), (2, 9630400), (4, 4815200), (5, 3852160), (8, 2407600), (10, 1926080), (13, 1481600), (16, 1203800), (20, 963040), (25, 770432), (26, 740800), (32, 601900), (40, 481520), (50, 385216), (52, 370400), (64, 300950), (65, 296320), (80, 240760), (100, 192608), (104, 185200), (128, 150475), (130, 148160), (160, 120380), (200, 96304), (208, 92600), (260, 74080), (320, 60190), (325, 59264), (400, 48152), (416, 46300), (463, 41600), (520, 37040), (640, 30095), (650, 29632), (800, 24076), (832, 23150), (926, 20800), (1040, 18520), (1300, 14816), (1600, 12038), (1664, 11575), (1852, 10400), (2080, 9260), (2315, 8320), (2600, 7408), (3200, 6019), (3704, 5200), (4160, 4630)]