227698540

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{683}}^1$

素因数の和:982

約数の個数: 48

約数和(自身を含む): 487226880

約数和(自身を除く): 259528340

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 211, 316, 395, 422, 683, 790, 844, 1055, 1366, 1580, 2110, 2732, 3415, 4220, 6830, 13660, 16669, 33338, 53957, 66676, 83345, 107914, 144113, 166690, 215828, 269785, 288226, 333380, 539570, 576452, 720565, 1079140, 1441130, 2882260, 11384927, 22769854, 45539708, 56924635, 113849270, 227698540]

約数ペア:

[(1, 227698540), (2, 113849270), (4, 56924635), (5, 45539708), (10, 22769854), (20, 11384927), (79, 2882260), (158, 1441130), (211, 1079140), (316, 720565), (395, 576452), (422, 539570), (683, 333380), (790, 288226), (844, 269785), (1055, 215828), (1366, 166690), (1580, 144113), (2110, 107914), (2732, 83345), (3415, 66676), (4220, 53957), (6830, 33338), (13660, 16669)]