987228103660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6761}}^1\times {\mathrm{235513}}^1$

素因数の和:242314

約数の個数: 48

約数和(自身を含む): 2140381377792

約数和(自身を除く): 1153153274132

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 6761, 13522, 27044, 33805, 67610, 135220, 209591, 235513, 419182, 471026, 838364, 942052, 1047955, 1177565, 2095910, 2355130, 4191820, 4710260, 7300903, 14601806, 29203612, 36504515, 73009030, 146018060, 1592303393, 3184606786, 6369213572, 7961516965, 15923033930, 31846067860, 49361405183, 98722810366, 197445620732, 246807025915, 493614051830, 987228103660]

約数ペア:

[(1, 987228103660), (2, 493614051830), (4, 246807025915), (5, 197445620732), (10, 98722810366), (20, 49361405183), (31, 31846067860), (62, 15923033930), (124, 7961516965), (155, 6369213572), (310, 3184606786), (620, 1592303393), (6761, 146018060), (13522, 73009030), (27044, 36504515), (33805, 29203612), (67610, 14601806), (135220, 7300903), (209591, 4710260), (235513, 4191820), (419182, 2355130), (471026, 2095910), (838364, 1177565), (942052, 1047955)]