207943220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 467770464

約数和(自身を除く): 259827244

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 83, 95, 166, 190, 332, 347, 361, 380, 415, 694, 722, 830, 1388, 1444, 1577, 1660, 1735, 1805, 3154, 3470, 3610, 6308, 6593, 6940, 7220, 7885, 13186, 15770, 26372, 28801, 29963, 31540, 32965, 57602, 59926, 65930, 115204, 119852, 125267, 131860, 144005, 149815, 250534, 288010, 299630, 501068, 547219, 576020, 599260, 626335, 1094438, 1252670, 2188876, 2505340, 2736095, 5472190, 10397161, 10944380, 20794322, 41588644, 51985805, 103971610, 207943220]

約数ペア:

[(1, 207943220), (2, 103971610), (4, 51985805), (5, 41588644), (10, 20794322), (19, 10944380), (20, 10397161), (38, 5472190), (76, 2736095), (83, 2505340), (95, 2188876), (166, 1252670), (190, 1094438), (332, 626335), (347, 599260), (361, 576020), (380, 547219), (415, 501068), (694, 299630), (722, 288010), (830, 250534), (1388, 149815), (1444, 144005), (1577, 131860), (1660, 125267), (1735, 119852), (1805, 115204), (3154, 65930), (3470, 59926), (3610, 57602), (6308, 32965), (6593, 31540), (6940, 29963), (7220, 28801), (7885, 26372), (13186, 15770)]