209436620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:855

約数の個数: 96

約数和(自身を含む): 499322880

約数和(自身を除く): 289886260

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 31, 38, 46, 62, 76, 92, 95, 115, 124, 155, 190, 230, 310, 380, 437, 460, 589, 620, 713, 773, 874, 1178, 1426, 1546, 1748, 2185, 2356, 2852, 2945, 3092, 3565, 3865, 4370, 5890, 7130, 7730, 8740, 11780, 13547, 14260, 14687, 15460, 17779, 23963, 27094, 29374, 35558, 47926, 54188, 58748, 67735, 71116, 73435, 88895, 95852, 119815, 135470, 146870, 177790, 239630, 270940, 293740, 337801, 355580, 455297, 479260, 551149, 675602, 910594, 1102298, 1351204, 1689005, 1821188, 2204596, 2276485, 2755745, 3378010, 4552970, 5511490, 6756020, 9105940, 10471831, 11022980, 20943662, 41887324, 52359155, 104718310, 209436620]

約数ペア:

[(1, 209436620), (2, 104718310), (4, 52359155), (5, 41887324), (10, 20943662), (19, 11022980), (20, 10471831), (23, 9105940), (31, 6756020), (38, 5511490), (46, 4552970), (62, 3378010), (76, 2755745), (92, 2276485), (95, 2204596), (115, 1821188), (124, 1689005), (155, 1351204), (190, 1102298), (230, 910594), (310, 675602), (380, 551149), (437, 479260), (460, 455297), (589, 355580), (620, 337801), (713, 293740), (773, 270940), (874, 239630), (1178, 177790), (1426, 146870), (1546, 135470), (1748, 119815), (2185, 95852), (2356, 88895), (2852, 73435), (2945, 71116), (3092, 67735), (3565, 58748), (3865, 54188), (4370, 47926), (5890, 35558), (7130, 29374), (7730, 27094), (8740, 23963), (11780, 17779), (13547, 15460), (14260, 14687)]