15706964020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{381793}}^1$

素因数の和:381841

約数の個数: 72

約数和(自身を含む): 38388623112

約数和(自身を除く): 22681659092

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 340, 374, 484, 605, 748, 935, 1210, 1870, 2057, 2420, 3740, 4114, 8228, 10285, 20570, 41140, 381793, 763586, 1527172, 1908965, 3817930, 4199723, 6490481, 7635860, 8399446, 12980962, 16798892, 20998615, 25961924, 32452405, 41997230, 46196953, 64904810, 71395291, 83994460, 92393906, 129809620, 142790582, 184787812, 230984765, 285581164, 356976455, 461969530, 713952910, 785348201, 923939060, 1427905820, 1570696402, 3141392804, 3926741005, 7853482010, 15706964020]

約数ペア:

[(1, 15706964020), (2, 7853482010), (4, 3926741005), (5, 3141392804), (10, 1570696402), (11, 1427905820), (17, 923939060), (20, 785348201), (22, 713952910), (34, 461969530), (44, 356976455), (55, 285581164), (68, 230984765), (85, 184787812), (110, 142790582), (121, 129809620), (170, 92393906), (187, 83994460), (220, 71395291), (242, 64904810), (340, 46196953), (374, 41997230), (484, 32452405), (605, 25961924), (748, 20998615), (935, 16798892), (1210, 12980962), (1870, 8399446), (2057, 7635860), (2420, 6490481), (3740, 4199723), (4114, 3817930), (8228, 1908965), (10285, 1527172), (20570, 763586), (41140, 381793)]