42649880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11717}}^1$

素因数の和:11748

約数の個数: 64

約数和(自身を含む): 118117440

約数和(自身を除く): 75467560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 11717, 23434, 46868, 58585, 82019, 93736, 117170, 152321, 164038, 234340, 304642, 328076, 410095, 468680, 609284, 656152, 761605, 820190, 1066247, 1218568, 1523210, 1640380, 2132494, 3046420, 3280760, 4264988, 5331235, 6092840, 8529976, 10662470, 21324940, 42649880]

約数ペア:

[(1, 42649880), (2, 21324940), (4, 10662470), (5, 8529976), (7, 6092840), (8, 5331235), (10, 4264988), (13, 3280760), (14, 3046420), (20, 2132494), (26, 1640380), (28, 1523210), (35, 1218568), (40, 1066247), (52, 820190), (56, 761605), (65, 656152), (70, 609284), (91, 468680), (104, 410095), (130, 328076), (140, 304642), (182, 234340), (260, 164038), (280, 152321), (364, 117170), (455, 93736), (520, 82019), (728, 58585), (910, 46868), (1820, 23434), (3640, 11717)]