571780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 1378944

約数和(自身を除く): 807164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 113, 115, 220, 226, 230, 253, 452, 460, 506, 565, 1012, 1130, 1243, 1265, 2260, 2486, 2530, 2599, 4972, 5060, 5198, 6215, 10396, 12430, 12995, 24860, 25990, 28589, 51980, 57178, 114356, 142945, 285890, 571780]

約数ペア:

[(1, 571780), (2, 285890), (4, 142945), (5, 114356), (10, 57178), (11, 51980), (20, 28589), (22, 25990), (23, 24860), (44, 12995), (46, 12430), (55, 10396), (92, 6215), (110, 5198), (113, 5060), (115, 4972), (220, 2599), (226, 2530), (230, 2486), (253, 2260), (452, 1265), (460, 1243), (506, 1130), (565, 1012)]