1940749680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{425603}}^1$

素因数の和:425638

約数の個数: 80

約数和(自身を含む): 6332987520

約数和(自身を除く): 4392237840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 425603, 851206, 1276809, 1702412, 2128015, 2553618, 3404824, 4256030, 5107236, 6384045, 6809648, 8086457, 8512060, 10214472, 12768090, 16172914, 17024120, 20428944, 24259371, 25536180, 32345828, 34048240, 40432285, 48518742, 51072360, 64691656, 80864570, 97037484, 102144720, 121296855, 129383312, 161729140, 194074968, 242593710, 323458280, 388149936, 485187420, 646916560, 970374840, 1940749680]

約数ペア:

[(1, 1940749680), (2, 970374840), (3, 646916560), (4, 485187420), (5, 388149936), (6, 323458280), (8, 242593710), (10, 194074968), (12, 161729140), (15, 129383312), (16, 121296855), (19, 102144720), (20, 97037484), (24, 80864570), (30, 64691656), (38, 51072360), (40, 48518742), (48, 40432285), (57, 34048240), (60, 32345828), (76, 25536180), (80, 24259371), (95, 20428944), (114, 17024120), (120, 16172914), (152, 12768090), (190, 10214472), (228, 8512060), (240, 8086457), (285, 6809648), (304, 6384045), (380, 5107236), (456, 4256030), (570, 3404824), (760, 2553618), (912, 2128015), (1140, 1702412), (1520, 1276809), (2280, 851206), (4560, 425603)]