4328689435540

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{8537}}^1\times {\mathrm{128693}}^1$

素因数の和:137436

約数の個数: 48

約数和(自身を含む): 9137532417552

約数和(自身を除く): 4808842982012

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 8537, 17074, 34148, 42685, 85370, 128693, 170740, 257386, 514772, 643465, 1286930, 1681789, 2573860, 3363578, 6727156, 8408945, 16817890, 25352521, 33635780, 50705042, 101410084, 126762605, 253525210, 507050420, 1098652141, 2197304282, 4394608564, 5493260705, 10986521410, 21973042820, 216434471777, 432868943554, 865737887108, 1082172358885, 2164344717770, 4328689435540]

約数ペア:

[(1, 4328689435540), (2, 2164344717770), (4, 1082172358885), (5, 865737887108), (10, 432868943554), (20, 216434471777), (197, 21973042820), (394, 10986521410), (788, 5493260705), (985, 4394608564), (1970, 2197304282), (3940, 1098652141), (8537, 507050420), (17074, 253525210), (34148, 126762605), (42685, 101410084), (85370, 50705042), (128693, 33635780), (170740, 25352521), (257386, 16817890), (514772, 8408945), (643465, 6727156), (1286930, 3363578), (1681789, 2573860)]