201738980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{2423}}^1$

素因数の和:2636

約数の個数: 48

約数和(自身を含む): 444697344

約数和(自身を除く): 242958364

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 181, 230, 362, 460, 724, 905, 1810, 2423, 3620, 4163, 4846, 8326, 9692, 12115, 16652, 20815, 24230, 41630, 48460, 55729, 83260, 111458, 222916, 278645, 438563, 557290, 877126, 1114580, 1754252, 2192815, 4385630, 8771260, 10086949, 20173898, 40347796, 50434745, 100869490, 201738980]

約数ペア:

[(1, 201738980), (2, 100869490), (4, 50434745), (5, 40347796), (10, 20173898), (20, 10086949), (23, 8771260), (46, 4385630), (92, 2192815), (115, 1754252), (181, 1114580), (230, 877126), (362, 557290), (460, 438563), (724, 278645), (905, 222916), (1810, 111458), (2423, 83260), (3620, 55729), (4163, 48460), (4846, 41630), (8326, 24230), (9692, 20815), (12115, 16652)]