40900920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17939}}^1$

素因数の和:17972

約数の個数: 64

約数和(自身を含む): 129168000

約数和(自身を除く): 88267080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 17939, 35878, 53817, 71756, 89695, 107634, 143512, 179390, 215268, 269085, 340841, 358780, 430536, 538170, 681682, 717560, 1022523, 1076340, 1363364, 1704205, 2045046, 2152680, 2726728, 3408410, 4090092, 5112615, 6816820, 8180184, 10225230, 13633640, 20450460, 40900920]

約数ペア:

[(1, 40900920), (2, 20450460), (3, 13633640), (4, 10225230), (5, 8180184), (6, 6816820), (8, 5112615), (10, 4090092), (12, 3408410), (15, 2726728), (19, 2152680), (20, 2045046), (24, 1704205), (30, 1363364), (38, 1076340), (40, 1022523), (57, 717560), (60, 681682), (76, 538170), (95, 430536), (114, 358780), (120, 340841), (152, 269085), (190, 215268), (228, 179390), (285, 143512), (380, 107634), (456, 89695), (570, 71756), (760, 53817), (1140, 35878), (2280, 17939)]