11211140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 25072320

約数和(自身を除く): 13861180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 163, 181, 190, 326, 362, 380, 652, 724, 815, 905, 1630, 1810, 3097, 3260, 3439, 3620, 6194, 6878, 12388, 13756, 15485, 17195, 29503, 30970, 34390, 59006, 61940, 68780, 118012, 147515, 295030, 560557, 590060, 1121114, 2242228, 2802785, 5605570, 11211140]

約数ペア:

[(1, 11211140), (2, 5605570), (4, 2802785), (5, 2242228), (10, 1121114), (19, 590060), (20, 560557), (38, 295030), (76, 147515), (95, 118012), (163, 68780), (181, 61940), (190, 59006), (326, 34390), (362, 30970), (380, 29503), (652, 17195), (724, 15485), (815, 13756), (905, 12388), (1630, 6878), (1810, 6194), (3097, 3620), (3260, 3439)]