20167087700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{19793}}^1$

素因数の和:20273

約数の個数: 72

約数和(自身を含む): 45770695488

約数和(自身を除く): 25603607788

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 443, 460, 575, 886, 1150, 1772, 2215, 2300, 4430, 8860, 10189, 11075, 19793, 20378, 22150, 39586, 40756, 44300, 50945, 79172, 98965, 101890, 197930, 203780, 254725, 395860, 455239, 494825, 509450, 910478, 989650, 1018900, 1820956, 1979300, 2276195, 4552390, 8768299, 9104780, 11380975, 17536598, 22761950, 35073196, 43841495, 45523900, 87682990, 175365980, 201670877, 219207475, 403341754, 438414950, 806683508, 876829900, 1008354385, 2016708770, 4033417540, 5041771925, 10083543850, 20167087700]

約数ペア:

[(1, 20167087700), (2, 10083543850), (4, 5041771925), (5, 4033417540), (10, 2016708770), (20, 1008354385), (23, 876829900), (25, 806683508), (46, 438414950), (50, 403341754), (92, 219207475), (100, 201670877), (115, 175365980), (230, 87682990), (443, 45523900), (460, 43841495), (575, 35073196), (886, 22761950), (1150, 17536598), (1772, 11380975), (2215, 9104780), (2300, 8768299), (4430, 4552390), (8860, 2276195), (10189, 1979300), (11075, 1820956), (19793, 1018900), (20378, 989650), (22150, 910478), (39586, 509450), (40756, 494825), (44300, 455239), (50945, 395860), (79172, 254725), (98965, 203780), (101890, 197930)]