21733232560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1031}}^1\times {\mathrm{20269}}^1$

素因数の和:21326

約数の個数: 80

約数和(自身を含む): 54472138560

約数和(自身を除く): 32738906000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1031, 1040, 2062, 4124, 5155, 8248, 10310, 13403, 16496, 20269, 20620, 26806, 40538, 41240, 53612, 67015, 81076, 82480, 101345, 107224, 134030, 162152, 202690, 214448, 263497, 268060, 324304, 405380, 526994, 536120, 810760, 1053988, 1072240, 1317485, 1621520, 2107976, 2634970, 4215952, 5269940, 10539880, 20897339, 21079760, 41794678, 83589356, 104486695, 167178712, 208973390, 271665407, 334357424, 417946780, 543330814, 835893560, 1086661628, 1358327035, 1671787120, 2173323256, 2716654070, 4346646512, 5433308140, 10866616280, 21733232560]

約数ペア:

[(1, 21733232560), (2, 10866616280), (4, 5433308140), (5, 4346646512), (8, 2716654070), (10, 2173323256), (13, 1671787120), (16, 1358327035), (20, 1086661628), (26, 835893560), (40, 543330814), (52, 417946780), (65, 334357424), (80, 271665407), (104, 208973390), (130, 167178712), (208, 104486695), (260, 83589356), (520, 41794678), (1031, 21079760), (1040, 20897339), (2062, 10539880), (4124, 5269940), (5155, 4215952), (8248, 2634970), (10310, 2107976), (13403, 1621520), (16496, 1317485), (20269, 1072240), (20620, 1053988), (26806, 810760), (40538, 536120), (41240, 526994), (53612, 405380), (67015, 324304), (81076, 268060), (82480, 263497), (101345, 214448), (107224, 202690), (134030, 162152)]