42906040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 101736000

約数和(自身を除く): 58829960

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 149, 184, 230, 298, 313, 460, 596, 626, 745, 920, 1192, 1252, 1490, 1565, 2504, 2980, 3130, 3427, 5960, 6260, 6854, 7199, 12520, 13708, 14398, 17135, 27416, 28796, 34270, 35995, 46637, 57592, 68540, 71990, 93274, 137080, 143980, 186548, 233185, 287960, 373096, 466370, 932740, 1072651, 1865480, 2145302, 4290604, 5363255, 8581208, 10726510, 21453020, 42906040]

約数ペア:

[(1, 42906040), (2, 21453020), (4, 10726510), (5, 8581208), (8, 5363255), (10, 4290604), (20, 2145302), (23, 1865480), (40, 1072651), (46, 932740), (92, 466370), (115, 373096), (149, 287960), (184, 233185), (230, 186548), (298, 143980), (313, 137080), (460, 93274), (596, 71990), (626, 68540), (745, 57592), (920, 46637), (1192, 35995), (1252, 34270), (1490, 28796), (1565, 27416), (2504, 17135), (2980, 14398), (3130, 13708), (3427, 12520), (5960, 7199), (6260, 6854)]