4211920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 10981440

約数和(自身を除く): 6769520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 163, 170, 190, 272, 304, 323, 326, 340, 380, 646, 652, 680, 760, 815, 1292, 1304, 1360, 1520, 1615, 1630, 2584, 2608, 2771, 3097, 3230, 3260, 5168, 5542, 6194, 6460, 6520, 11084, 12388, 12920, 13040, 13855, 15485, 22168, 24776, 25840, 27710, 30970, 44336, 49552, 52649, 55420, 61940, 105298, 110840, 123880, 210596, 221680, 247760, 263245, 421192, 526490, 842384, 1052980, 2105960, 4211920]

約数ペア:

[(1, 4211920), (2, 2105960), (4, 1052980), (5, 842384), (8, 526490), (10, 421192), (16, 263245), (17, 247760), (19, 221680), (20, 210596), (34, 123880), (38, 110840), (40, 105298), (68, 61940), (76, 55420), (80, 52649), (85, 49552), (95, 44336), (136, 30970), (152, 27710), (163, 25840), (170, 24776), (190, 22168), (272, 15485), (304, 13855), (323, 13040), (326, 12920), (340, 12388), (380, 11084), (646, 6520), (652, 6460), (680, 6194), (760, 5542), (815, 5168), (1292, 3260), (1304, 3230), (1360, 3097), (1520, 2771), (1615, 2608), (1630, 2584)]