943998892180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{547}}^1\times {\mathrm{239027}}^1$

素因数の和:239621

約数の個数: 72

約数和(自身を含む): 2096059478688

約数和(自身を除く): 1152060586508

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 547, 722, 1094, 1444, 1805, 2188, 2735, 3610, 5470, 7220, 10393, 10940, 20786, 41572, 51965, 103930, 197467, 207860, 239027, 394934, 478054, 789868, 956108, 987335, 1195135, 1974670, 2390270, 3949340, 4541513, 4780540, 9083026, 18166052, 22707565, 45415130, 86288747, 90830260, 130747769, 172577494, 261495538, 345154988, 431443735, 522991076, 653738845, 862887470, 1307477690, 1725774940, 2484207611, 2614955380, 4968415222, 9936830444, 12421038055, 24842076110, 47199944609, 49684152220, 94399889218, 188799778436, 235999723045, 471999446090, 943998892180]

約数ペア:

[(1, 943998892180), (2, 471999446090), (4, 235999723045), (5, 188799778436), (10, 94399889218), (19, 49684152220), (20, 47199944609), (38, 24842076110), (76, 12421038055), (95, 9936830444), (190, 4968415222), (361, 2614955380), (380, 2484207611), (547, 1725774940), (722, 1307477690), (1094, 862887470), (1444, 653738845), (1805, 522991076), (2188, 431443735), (2735, 345154988), (3610, 261495538), (5470, 172577494), (7220, 130747769), (10393, 90830260), (10940, 86288747), (20786, 45415130), (41572, 22707565), (51965, 18166052), (103930, 9083026), (197467, 4780540), (207860, 4541513), (239027, 3949340), (394934, 2390270), (478054, 1974670), (789868, 1195135), (956108, 987335)]