38144540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{38923}}^1$

素因数の和:38946

約数の個数: 36

約数和(自身を含む): 93184056

約数和(自身を除く): 55039516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 38923, 77846, 155692, 194615, 272461, 389230, 544922, 778460, 1089844, 1362305, 1907227, 2724610, 3814454, 5449220, 7628908, 9536135, 19072270, 38144540]

約数ペア:

[(1, 38144540), (2, 19072270), (4, 9536135), (5, 7628908), (7, 5449220), (10, 3814454), (14, 2724610), (20, 1907227), (28, 1362305), (35, 1089844), (49, 778460), (70, 544922), (98, 389230), (140, 272461), (196, 194615), (245, 155692), (490, 77846), (980, 38923)]