8205340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:203

約数の個数: 96

約数和(自身を含む): 21450240

約数和(自身を除く): 13244900

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 76, 95, 110, 130, 143, 151, 190, 209, 220, 247, 260, 286, 302, 380, 418, 494, 572, 604, 715, 755, 836, 988, 1045, 1235, 1430, 1510, 1661, 1963, 2090, 2470, 2717, 2860, 2869, 3020, 3322, 3926, 4180, 4940, 5434, 5738, 6644, 7852, 8305, 9815, 10868, 11476, 13585, 14345, 16610, 19630, 21593, 27170, 28690, 31559, 33220, 37297, 39260, 43186, 54340, 57380, 63118, 74594, 86372, 107965, 126236, 149188, 157795, 186485, 215930, 315590, 372970, 410267, 431860, 631180, 745940, 820534, 1641068, 2051335, 4102670, 8205340]

約数ペア:

[(1, 8205340), (2, 4102670), (4, 2051335), (5, 1641068), (10, 820534), (11, 745940), (13, 631180), (19, 431860), (20, 410267), (22, 372970), (26, 315590), (38, 215930), (44, 186485), (52, 157795), (55, 149188), (65, 126236), (76, 107965), (95, 86372), (110, 74594), (130, 63118), (143, 57380), (151, 54340), (190, 43186), (209, 39260), (220, 37297), (247, 33220), (260, 31559), (286, 28690), (302, 27170), (380, 21593), (418, 19630), (494, 16610), (572, 14345), (604, 13585), (715, 11476), (755, 10868), (836, 9815), (988, 8305), (1045, 7852), (1235, 6644), (1430, 5738), (1510, 5434), (1661, 4940), (1963, 4180), (2090, 3926), (2470, 3322), (2717, 3020), (2860, 2869)]