19600470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2447}}^1$

素因数の和:2549

約数の個数: 48

約数和(自身を含む): 51554880

約数和(自身を除く): 31954410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2447, 2670, 4005, 4894, 7341, 8010, 12235, 14682, 22023, 24470, 36705, 44046, 73410, 110115, 217783, 220230, 435566, 653349, 1088915, 1306698, 1960047, 2177830, 3266745, 3920094, 6533490, 9800235, 19600470]

約数ペア:

[(1, 19600470), (2, 9800235), (3, 6533490), (5, 3920094), (6, 3266745), (9, 2177830), (10, 1960047), (15, 1306698), (18, 1088915), (30, 653349), (45, 435566), (89, 220230), (90, 217783), (178, 110115), (267, 73410), (445, 44046), (534, 36705), (801, 24470), (890, 22023), (1335, 14682), (1602, 12235), (2447, 8010), (2670, 7341), (4005, 4894)]