20174513360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{653}}^1\times {\mathrm{22717}}^1$

素因数の和:23400

約数の個数: 80

約数和(自身を含む): 49743151056

約数和(自身を除く): 29568637696

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 653, 680, 1306, 1360, 2612, 3265, 5224, 6530, 10448, 11101, 13060, 22202, 22717, 26120, 44404, 45434, 52240, 55505, 88808, 90868, 111010, 113585, 177616, 181736, 222020, 227170, 363472, 386189, 444040, 454340, 772378, 888080, 908680, 1544756, 1817360, 1930945, 3089512, 3861890, 6179024, 7723780, 14834201, 15447560, 29668402, 30895120, 59336804, 74171005, 118673608, 148342010, 237347216, 252181417, 296684020, 504362834, 593368040, 1008725668, 1186736080, 1260907085, 2017451336, 2521814170, 4034902672, 5043628340, 10087256680, 20174513360]

約数ペア:

[(1, 20174513360), (2, 10087256680), (4, 5043628340), (5, 4034902672), (8, 2521814170), (10, 2017451336), (16, 1260907085), (17, 1186736080), (20, 1008725668), (34, 593368040), (40, 504362834), (68, 296684020), (80, 252181417), (85, 237347216), (136, 148342010), (170, 118673608), (272, 74171005), (340, 59336804), (653, 30895120), (680, 29668402), (1306, 15447560), (1360, 14834201), (2612, 7723780), (3265, 6179024), (5224, 3861890), (6530, 3089512), (10448, 1930945), (11101, 1817360), (13060, 1544756), (22202, 908680), (22717, 888080), (26120, 772378), (44404, 454340), (45434, 444040), (52240, 386189), (55505, 363472), (88808, 227170), (90868, 222020), (111010, 181736), (113585, 177616)]