1854187860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{10243}}^1$

素因数の和:10693

約数の個数: 96

約数和(自身を含む): 5947748352

約数和(自身を除く): 4093560492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 431, 862, 1293, 1724, 2155, 2586, 3017, 4310, 5172, 6034, 6465, 8620, 9051, 10243, 12068, 12930, 15085, 18102, 20486, 25860, 30170, 30729, 36204, 40972, 45255, 51215, 60340, 61458, 71701, 90510, 102430, 122916, 143402, 153645, 181020, 204860, 215103, 286804, 307290, 358505, 430206, 614580, 717010, 860412, 1075515, 1434020, 2151030, 4302060, 4414733, 8829466, 13244199, 17658932, 22073665, 26488398, 30903131, 44147330, 52976796, 61806262, 66220995, 88294660, 92709393, 123612524, 132441990, 154515655, 185418786, 264883980, 309031310, 370837572, 463546965, 618062620, 927093930, 1854187860]

約数ペア:

[(1, 1854187860), (2, 927093930), (3, 618062620), (4, 463546965), (5, 370837572), (6, 309031310), (7, 264883980), (10, 185418786), (12, 154515655), (14, 132441990), (15, 123612524), (20, 92709393), (21, 88294660), (28, 66220995), (30, 61806262), (35, 52976796), (42, 44147330), (60, 30903131), (70, 26488398), (84, 22073665), (105, 17658932), (140, 13244199), (210, 8829466), (420, 4414733), (431, 4302060), (862, 2151030), (1293, 1434020), (1724, 1075515), (2155, 860412), (2586, 717010), (3017, 614580), (4310, 430206), (5172, 358505), (6034, 307290), (6465, 286804), (8620, 215103), (9051, 204860), (10243, 181020), (12068, 153645), (12930, 143402), (15085, 122916), (18102, 102430), (20486, 90510), (25860, 71701), (30170, 61458), (30729, 60340), (36204, 51215), (40972, 45255)]