40648860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{32261}}^1$

素因数の和:32283

約数の個数: 72

約数和(自身を含む): 140920416

約数和(自身を除く): 100271556

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 32261, 64522, 96783, 129044, 161305, 193566, 225827, 290349, 322610, 387132, 451654, 483915, 580698, 645220, 677481, 903308, 967830, 1129135, 1161396, 1354962, 1451745, 1935660, 2032443, 2258270, 2709924, 2903490, 3387405, 4064886, 4516540, 5806980, 6774810, 8129772, 10162215, 13549620, 20324430, 40648860]

約数ペア:

[(1, 40648860), (2, 20324430), (3, 13549620), (4, 10162215), (5, 8129772), (6, 6774810), (7, 5806980), (9, 4516540), (10, 4064886), (12, 3387405), (14, 2903490), (15, 2709924), (18, 2258270), (20, 2032443), (21, 1935660), (28, 1451745), (30, 1354962), (35, 1161396), (36, 1129135), (42, 967830), (45, 903308), (60, 677481), (63, 645220), (70, 580698), (84, 483915), (90, 451654), (105, 387132), (126, 322610), (140, 290349), (180, 225827), (210, 193566), (252, 161305), (315, 129044), (420, 96783), (630, 64522), (1260, 32261)]