8455304

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 19656000

約数和(自身を除く): 11200696

約数列:

[1, 2, 4, 8, 11, 13, 19, 22, 26, 38, 44, 52, 76, 88, 104, 143, 152, 209, 247, 286, 389, 418, 494, 572, 778, 836, 988, 1144, 1556, 1672, 1976, 2717, 3112, 4279, 5057, 5434, 7391, 8558, 10114, 10868, 14782, 17116, 20228, 21736, 29564, 34232, 40456, 55627, 59128, 81301, 96083, 111254, 162602, 192166, 222508, 325204, 384332, 445016, 650408, 768664, 1056913, 2113826, 4227652, 8455304]

約数ペア:

[(1, 8455304), (2, 4227652), (4, 2113826), (8, 1056913), (11, 768664), (13, 650408), (19, 445016), (22, 384332), (26, 325204), (38, 222508), (44, 192166), (52, 162602), (76, 111254), (88, 96083), (104, 81301), (143, 59128), (152, 55627), (209, 40456), (247, 34232), (286, 29564), (389, 21736), (418, 20228), (494, 17116), (572, 14782), (778, 10868), (836, 10114), (988, 8558), (1144, 7391), (1556, 5434), (1672, 5057), (1976, 4279), (2717, 3112)]