200072840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{454711}}^1$

素因数の和:454733

約数の個数: 32

約数和(自身を含む): 491088960

約数和(自身を除く): 291016120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 454711, 909422, 1818844, 2273555, 3637688, 4547110, 5001821, 9094220, 10003642, 18188440, 20007284, 25009105, 40014568, 50018210, 100036420, 200072840]

約数ペア:

[(1, 200072840), (2, 100036420), (4, 50018210), (5, 40014568), (8, 25009105), (10, 20007284), (11, 18188440), (20, 10003642), (22, 9094220), (40, 5001821), (44, 4547110), (55, 3637688), (88, 2273555), (110, 1818844), (220, 909422), (440, 454711)]