203764540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{207923}}^1$

素因数の和:207946

約数の個数: 36

約数和(自身を含む): 497770056

約数和(自身を除く): 294005516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 207923, 415846, 831692, 1039615, 1455461, 2079230, 2910922, 4158460, 5821844, 7277305, 10188227, 14554610, 20376454, 29109220, 40752908, 50941135, 101882270, 203764540]

約数ペア:

[(1, 203764540), (2, 101882270), (4, 50941135), (5, 40752908), (7, 29109220), (10, 20376454), (14, 14554610), (20, 10188227), (28, 7277305), (35, 5821844), (49, 4158460), (70, 2910922), (98, 2079230), (140, 1455461), (196, 1039615), (245, 831692), (490, 415846), (980, 207923)]