4056880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:206

約数の個数: 80

約数和(自身を含む): 10579680

約数和(自身を除く): 6522800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 157, 170, 190, 272, 304, 314, 323, 340, 380, 628, 646, 680, 760, 785, 1256, 1292, 1360, 1520, 1570, 1615, 2512, 2584, 2669, 2983, 3140, 3230, 5168, 5338, 5966, 6280, 6460, 10676, 11932, 12560, 12920, 13345, 14915, 21352, 23864, 25840, 26690, 29830, 42704, 47728, 50711, 53380, 59660, 101422, 106760, 119320, 202844, 213520, 238640, 253555, 405688, 507110, 811376, 1014220, 2028440, 4056880]

約数ペア:

[(1, 4056880), (2, 2028440), (4, 1014220), (5, 811376), (8, 507110), (10, 405688), (16, 253555), (17, 238640), (19, 213520), (20, 202844), (34, 119320), (38, 106760), (40, 101422), (68, 59660), (76, 53380), (80, 50711), (85, 47728), (95, 42704), (136, 29830), (152, 26690), (157, 25840), (170, 23864), (190, 21352), (272, 14915), (304, 13345), (314, 12920), (323, 12560), (340, 11932), (380, 10676), (628, 6460), (646, 6280), (680, 5966), (760, 5338), (785, 5168), (1256, 3230), (1292, 3140), (1360, 2983), (1520, 2669), (1570, 2584), (1615, 2512)]