190177780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:485

約数の個数: 96

約数和(自身を含む): 451259424

約数和(自身を除く): 261081644

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 53, 65, 74, 106, 130, 148, 185, 212, 260, 265, 370, 373, 481, 530, 689, 740, 746, 962, 1060, 1378, 1492, 1865, 1924, 1961, 2405, 2756, 3445, 3730, 3922, 4810, 4849, 6890, 7460, 7844, 9620, 9698, 9805, 13780, 13801, 19396, 19610, 19769, 24245, 25493, 27602, 39220, 39538, 48490, 50986, 55204, 69005, 79076, 96980, 98845, 101972, 127465, 138010, 179413, 197690, 254930, 256997, 276020, 358826, 395380, 509860, 513994, 717652, 731453, 897065, 1027988, 1284985, 1462906, 1794130, 2569970, 2925812, 3588260, 3657265, 5139940, 7314530, 9508889, 14629060, 19017778, 38035556, 47544445, 95088890, 190177780]

約数ペア:

[(1, 190177780), (2, 95088890), (4, 47544445), (5, 38035556), (10, 19017778), (13, 14629060), (20, 9508889), (26, 7314530), (37, 5139940), (52, 3657265), (53, 3588260), (65, 2925812), (74, 2569970), (106, 1794130), (130, 1462906), (148, 1284985), (185, 1027988), (212, 897065), (260, 731453), (265, 717652), (370, 513994), (373, 509860), (481, 395380), (530, 358826), (689, 276020), (740, 256997), (746, 254930), (962, 197690), (1060, 179413), (1378, 138010), (1492, 127465), (1865, 101972), (1924, 98845), (1961, 96980), (2405, 79076), (2756, 69005), (3445, 55204), (3730, 50986), (3922, 48490), (4810, 39538), (4849, 39220), (6890, 27602), (7460, 25493), (7844, 24245), (9620, 19769), (9698, 19610), (9805, 19396), (13780, 13801)]