20667060470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{156131}}^1$

素因数の和:156237

約数の個数: 64

約数和(自身を含む): 44606287872

約数和(自身を除く): 23939227402

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 61, 62, 70, 122, 155, 217, 305, 310, 427, 434, 610, 854, 1085, 1891, 2135, 2170, 3782, 4270, 9455, 13237, 18910, 26474, 66185, 132370, 156131, 312262, 780655, 1092917, 1561310, 2185834, 4840061, 5464585, 9523991, 9680122, 10929170, 19047982, 24200305, 33880427, 47619955, 48400610, 66667937, 67760854, 95239910, 133335874, 169402135, 295243721, 333339685, 338804270, 590487442, 666679370, 1476218605, 2066706047, 2952437210, 4133412094, 10333530235, 20667060470]

約数ペア:

[(1, 20667060470), (2, 10333530235), (5, 4133412094), (7, 2952437210), (10, 2066706047), (14, 1476218605), (31, 666679370), (35, 590487442), (61, 338804270), (62, 333339685), (70, 295243721), (122, 169402135), (155, 133335874), (217, 95239910), (305, 67760854), (310, 66667937), (427, 48400610), (434, 47619955), (610, 33880427), (854, 24200305), (1085, 19047982), (1891, 10929170), (2135, 9680122), (2170, 9523991), (3782, 5464585), (4270, 4840061), (9455, 2185834), (13237, 1561310), (18910, 1092917), (26474, 780655), (66185, 312262), (132370, 156131)]