1624492780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{3169}}^1$

素因数の和:3287

約数の個数: 72

約数和(自身を含む): 3652296480

約数和(自身を除く): 2027803700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 361, 380, 710, 722, 1349, 1420, 1444, 1805, 2698, 3169, 3610, 5396, 6338, 6745, 7220, 12676, 13490, 15845, 25631, 26980, 31690, 51262, 60211, 63380, 102524, 120422, 128155, 224999, 240844, 256310, 301055, 449998, 512620, 602110, 899996, 1124995, 1144009, 1204220, 2249990, 2288018, 4274981, 4499980, 4576036, 5720045, 8549962, 11440090, 17099924, 21374905, 22880180, 42749810, 81224639, 85499620, 162449278, 324898556, 406123195, 812246390, 1624492780]

約数ペア:

[(1, 1624492780), (2, 812246390), (4, 406123195), (5, 324898556), (10, 162449278), (19, 85499620), (20, 81224639), (38, 42749810), (71, 22880180), (76, 21374905), (95, 17099924), (142, 11440090), (190, 8549962), (284, 5720045), (355, 4576036), (361, 4499980), (380, 4274981), (710, 2288018), (722, 2249990), (1349, 1204220), (1420, 1144009), (1444, 1124995), (1805, 899996), (2698, 602110), (3169, 512620), (3610, 449998), (5396, 301055), (6338, 256310), (6745, 240844), (7220, 224999), (12676, 128155), (13490, 120422), (15845, 102524), (25631, 63380), (26980, 60211), (31690, 51262)]