4647760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:176

約数の個数: 80

約数和(自身を含む): 12030480

約数和(自身を除く): 7382720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 109, 130, 164, 205, 208, 218, 260, 328, 410, 436, 520, 533, 545, 656, 820, 872, 1040, 1066, 1090, 1417, 1640, 1744, 2132, 2180, 2665, 2834, 3280, 4264, 4360, 4469, 5330, 5668, 7085, 8528, 8720, 8938, 10660, 11336, 14170, 17876, 21320, 22345, 22672, 28340, 35752, 42640, 44690, 56680, 58097, 71504, 89380, 113360, 116194, 178760, 232388, 290485, 357520, 464776, 580970, 929552, 1161940, 2323880, 4647760]

約数ペア:

[(1, 4647760), (2, 2323880), (4, 1161940), (5, 929552), (8, 580970), (10, 464776), (13, 357520), (16, 290485), (20, 232388), (26, 178760), (40, 116194), (41, 113360), (52, 89380), (65, 71504), (80, 58097), (82, 56680), (104, 44690), (109, 42640), (130, 35752), (164, 28340), (205, 22672), (208, 22345), (218, 21320), (260, 17876), (328, 14170), (410, 11336), (436, 10660), (520, 8938), (533, 8720), (545, 8528), (656, 7085), (820, 5668), (872, 5330), (1040, 4469), (1066, 4360), (1090, 4264), (1417, 3280), (1640, 2834), (1744, 2665), (2132, 2180)]