28234940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 61090848

約数和(自身を除く): 32855908

約数列:

[1, 2, 4, 5, 10, 20, 73, 83, 146, 166, 233, 292, 332, 365, 415, 466, 730, 830, 932, 1165, 1460, 1660, 2330, 4660, 6059, 12118, 17009, 19339, 24236, 30295, 34018, 38678, 60590, 68036, 77356, 85045, 96695, 121180, 170090, 193390, 340180, 386780, 1411747, 2823494, 5646988, 7058735, 14117470, 28234940]

約数ペア:

[(1, 28234940), (2, 14117470), (4, 7058735), (5, 5646988), (10, 2823494), (20, 1411747), (73, 386780), (83, 340180), (146, 193390), (166, 170090), (233, 121180), (292, 96695), (332, 85045), (365, 77356), (415, 68036), (466, 60590), (730, 38678), (830, 34018), (932, 30295), (1165, 24236), (1460, 19339), (1660, 17009), (2330, 12118), (4660, 6059)]