19391940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{35911}}^1$

素因数の和:35929

約数の個数: 48

約数和(自身を含む): 60332160

約数和(自身を除く): 40940220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 35911, 71822, 107733, 143644, 179555, 215466, 323199, 359110, 430932, 538665, 646398, 718220, 969597, 1077330, 1292796, 1615995, 1939194, 2154660, 3231990, 3878388, 4847985, 6463980, 9695970, 19391940]

約数ペア:

[(1, 19391940), (2, 9695970), (3, 6463980), (4, 4847985), (5, 3878388), (6, 3231990), (9, 2154660), (10, 1939194), (12, 1615995), (15, 1292796), (18, 1077330), (20, 969597), (27, 718220), (30, 646398), (36, 538665), (45, 430932), (54, 359110), (60, 323199), (90, 215466), (108, 179555), (135, 143644), (180, 107733), (270, 71822), (540, 35911)]