1927120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:152

約数の個数: 80

約数和(自身を含む): 5155920

約数和(自身を除く): 3228800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 109, 130, 136, 170, 208, 218, 221, 260, 272, 340, 436, 442, 520, 545, 680, 872, 884, 1040, 1090, 1105, 1360, 1417, 1744, 1768, 1853, 2180, 2210, 2834, 3536, 3706, 4360, 4420, 5668, 7085, 7412, 8720, 8840, 9265, 11336, 14170, 14824, 17680, 18530, 22672, 24089, 28340, 29648, 37060, 48178, 56680, 74120, 96356, 113360, 120445, 148240, 192712, 240890, 385424, 481780, 963560, 1927120]

約数ペア:

[(1, 1927120), (2, 963560), (4, 481780), (5, 385424), (8, 240890), (10, 192712), (13, 148240), (16, 120445), (17, 113360), (20, 96356), (26, 74120), (34, 56680), (40, 48178), (52, 37060), (65, 29648), (68, 28340), (80, 24089), (85, 22672), (104, 18530), (109, 17680), (130, 14824), (136, 14170), (170, 11336), (208, 9265), (218, 8840), (221, 8720), (260, 7412), (272, 7085), (340, 5668), (436, 4420), (442, 4360), (520, 3706), (545, 3536), (680, 2834), (872, 2210), (884, 2180), (1040, 1853), (1090, 1768), (1105, 1744), (1360, 1417)]