295536020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{991}}^1$

素因数の和:1081

約数の個数: 96

約数和(自身を含む): 709287936

約数和(自身を除く): 413751916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 37, 52, 62, 65, 74, 124, 130, 148, 155, 185, 260, 310, 370, 403, 481, 620, 740, 806, 962, 991, 1147, 1612, 1924, 1982, 2015, 2294, 2405, 3964, 4030, 4588, 4810, 4955, 5735, 8060, 9620, 9910, 11470, 12883, 14911, 19820, 22940, 25766, 29822, 30721, 36667, 51532, 59644, 61442, 64415, 73334, 74555, 122884, 128830, 146668, 149110, 153605, 183335, 257660, 298220, 307210, 366670, 399373, 476671, 614420, 733340, 798746, 953342, 1136677, 1597492, 1906684, 1996865, 2273354, 2383355, 3993730, 4546708, 4766710, 5683385, 7987460, 9533420, 11366770, 14776801, 22733540, 29553602, 59107204, 73884005, 147768010, 295536020]

約数ペア:

[(1, 295536020), (2, 147768010), (4, 73884005), (5, 59107204), (10, 29553602), (13, 22733540), (20, 14776801), (26, 11366770), (31, 9533420), (37, 7987460), (52, 5683385), (62, 4766710), (65, 4546708), (74, 3993730), (124, 2383355), (130, 2273354), (148, 1996865), (155, 1906684), (185, 1597492), (260, 1136677), (310, 953342), (370, 798746), (403, 733340), (481, 614420), (620, 476671), (740, 399373), (806, 366670), (962, 307210), (991, 298220), (1147, 257660), (1612, 183335), (1924, 153605), (1982, 149110), (2015, 146668), (2294, 128830), (2405, 122884), (3964, 74555), (4030, 73334), (4588, 64415), (4810, 61442), (4955, 59644), (5735, 51532), (8060, 36667), (9620, 30721), (9910, 29822), (11470, 25766), (12883, 22940), (14911, 19820)]