1900484080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{196331}}^1$

素因数の和:196366

約数の個数: 60

約数和(自身を含む): 4856861016

約数和(自身を除く): 2956376936

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 9680, 196331, 392662, 785324, 981655, 1570648, 1963310, 2159641, 3141296, 3926620, 4319282, 7853240, 8638564, 10798205, 15706480, 17277128, 21596410, 23756051, 34554256, 43192820, 47512102, 86385640, 95024204, 118780255, 172771280, 190048408, 237560510, 380096816, 475121020, 950242040, 1900484080]

約数ペア:

[(1, 1900484080), (2, 950242040), (4, 475121020), (5, 380096816), (8, 237560510), (10, 190048408), (11, 172771280), (16, 118780255), (20, 95024204), (22, 86385640), (40, 47512102), (44, 43192820), (55, 34554256), (80, 23756051), (88, 21596410), (110, 17277128), (121, 15706480), (176, 10798205), (220, 8638564), (242, 7853240), (440, 4319282), (484, 3926620), (605, 3141296), (880, 2159641), (968, 1963310), (1210, 1570648), (1936, 981655), (2420, 785324), (4840, 392662), (9680, 196331)]