39851740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 96768000

約数和(自身を除く): 56916260

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 31, 34, 38, 62, 68, 76, 85, 95, 124, 155, 170, 190, 199, 310, 323, 340, 380, 398, 527, 589, 620, 646, 796, 995, 1054, 1178, 1292, 1615, 1990, 2108, 2356, 2635, 2945, 3230, 3383, 3781, 3980, 5270, 5890, 6169, 6460, 6766, 7562, 10013, 10540, 11780, 12338, 13532, 15124, 16915, 18905, 20026, 24676, 30845, 33830, 37810, 40052, 50065, 61690, 64277, 67660, 75620, 100130, 104873, 117211, 123380, 128554, 200260, 209746, 234422, 257108, 321385, 419492, 468844, 524365, 586055, 642770, 1048730, 1172110, 1285540, 1992587, 2097460, 2344220, 3985174, 7970348, 9962935, 19925870, 39851740]

約数ペア:

[(1, 39851740), (2, 19925870), (4, 9962935), (5, 7970348), (10, 3985174), (17, 2344220), (19, 2097460), (20, 1992587), (31, 1285540), (34, 1172110), (38, 1048730), (62, 642770), (68, 586055), (76, 524365), (85, 468844), (95, 419492), (124, 321385), (155, 257108), (170, 234422), (190, 209746), (199, 200260), (310, 128554), (323, 123380), (340, 117211), (380, 104873), (398, 100130), (527, 75620), (589, 67660), (620, 64277), (646, 61690), (796, 50065), (995, 40052), (1054, 37810), (1178, 33830), (1292, 30845), (1615, 24676), (1990, 20026), (2108, 18905), (2356, 16915), (2635, 15124), (2945, 13532), (3230, 12338), (3383, 11780), (3781, 10540), (3980, 10013), (5270, 7562), (5890, 6766), (6169, 6460)]