156670940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{809}}^1$

素因数の和:1262

約数の個数: 48

約数和(自身を含む): 344554560

約数和(自身を除く): 187883620

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 421, 460, 809, 842, 1618, 1684, 2105, 3236, 4045, 4210, 8090, 8420, 9683, 16180, 18607, 19366, 37214, 38732, 48415, 74428, 93035, 96830, 186070, 193660, 340589, 372140, 681178, 1362356, 1702945, 3405890, 6811780, 7833547, 15667094, 31334188, 39167735, 78335470, 156670940]

約数ペア:

[(1, 156670940), (2, 78335470), (4, 39167735), (5, 31334188), (10, 15667094), (20, 7833547), (23, 6811780), (46, 3405890), (92, 1702945), (115, 1362356), (230, 681178), (421, 372140), (460, 340589), (809, 193660), (842, 186070), (1618, 96830), (1684, 93035), (2105, 74428), (3236, 48415), (4045, 38732), (4210, 37214), (8090, 19366), (8420, 18607), (9683, 16180)]