2645744

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:233

約数の個数: 40

約数和(自身を含む): 5544288

約数和(自身を除く): 2898544

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 71, 136, 137, 142, 272, 274, 284, 548, 568, 1096, 1136, 1207, 2192, 2329, 2414, 4658, 4828, 9316, 9656, 9727, 18632, 19312, 19454, 37264, 38908, 77816, 155632, 165359, 330718, 661436, 1322872, 2645744]

約数ペア:

[(1, 2645744), (2, 1322872), (4, 661436), (8, 330718), (16, 165359), (17, 155632), (34, 77816), (68, 38908), (71, 37264), (136, 19454), (137, 19312), (142, 18632), (272, 9727), (274, 9656), (284, 9316), (548, 4828), (568, 4658), (1096, 2414), (1136, 2329), (1207, 2192)]