199804550620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{30929497}}^1$

素因数の和:30929542

約数の個数: 48

約数和(自身を含む): 467654009760

約数和(自身を除く): 267849459140

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 30929497, 61858994, 123717988, 154647485, 309294970, 525801449, 587660443, 618589940, 1051602898, 1175320886, 2103205796, 2350641772, 2629007245, 2938302215, 5258014490, 5876604430, 9990227531, 10516028980, 11753208860, 19980455062, 39960910124, 49951137655, 99902275310, 199804550620]

約数ペア:

[(1, 199804550620), (2, 99902275310), (4, 49951137655), (5, 39960910124), (10, 19980455062), (17, 11753208860), (19, 10516028980), (20, 9990227531), (34, 5876604430), (38, 5258014490), (68, 2938302215), (76, 2629007245), (85, 2350641772), (95, 2103205796), (170, 1175320886), (190, 1051602898), (323, 618589940), (340, 587660443), (380, 525801449), (646, 309294970), (1292, 154647485), (1615, 123717988), (3230, 61858994), (6460, 30929497)]