3840980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 10160640

約数和(自身を除く): 6319660

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 20, 22, 26, 34, 44, 52, 55, 65, 68, 79, 85, 110, 130, 143, 158, 170, 187, 220, 221, 260, 286, 316, 340, 374, 395, 442, 572, 715, 748, 790, 869, 884, 935, 1027, 1105, 1343, 1430, 1580, 1738, 1870, 2054, 2210, 2431, 2686, 2860, 3476, 3740, 4108, 4345, 4420, 4862, 5135, 5372, 6715, 8690, 9724, 10270, 11297, 12155, 13430, 14773, 17380, 17459, 20540, 22594, 24310, 26860, 29546, 34918, 45188, 48620, 56485, 59092, 69836, 73865, 87295, 112970, 147730, 174590, 192049, 225940, 295460, 349180, 384098, 768196, 960245, 1920490, 3840980]

約数ペア:

[(1, 3840980), (2, 1920490), (4, 960245), (5, 768196), (10, 384098), (11, 349180), (13, 295460), (17, 225940), (20, 192049), (22, 174590), (26, 147730), (34, 112970), (44, 87295), (52, 73865), (55, 69836), (65, 59092), (68, 56485), (79, 48620), (85, 45188), (110, 34918), (130, 29546), (143, 26860), (158, 24310), (170, 22594), (187, 20540), (220, 17459), (221, 17380), (260, 14773), (286, 13430), (316, 12155), (340, 11297), (374, 10270), (395, 9724), (442, 8690), (572, 6715), (715, 5372), (748, 5135), (790, 4862), (869, 4420), (884, 4345), (935, 4108), (1027, 3740), (1105, 3476), (1343, 2860), (1430, 2686), (1580, 2431), (1738, 2210), (1870, 2054)]