40497536

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{503}}^1$

素因数の和:571

約数の個数: 64

約数和(自身を含む): 87907680

約数和(自身を除く): 47410144

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 64, 68, 74, 128, 136, 148, 272, 296, 503, 544, 592, 629, 1006, 1088, 1184, 1258, 2012, 2176, 2368, 2516, 4024, 4736, 5032, 8048, 8551, 10064, 16096, 17102, 18611, 20128, 32192, 34204, 37222, 40256, 64384, 68408, 74444, 80512, 136816, 148888, 273632, 297776, 316387, 547264, 595552, 632774, 1094528, 1191104, 1265548, 2382208, 2531096, 5062192, 10124384, 20248768, 40497536]

約数ペア:

[(1, 40497536), (2, 20248768), (4, 10124384), (8, 5062192), (16, 2531096), (17, 2382208), (32, 1265548), (34, 1191104), (37, 1094528), (64, 632774), (68, 595552), (74, 547264), (128, 316387), (136, 297776), (148, 273632), (272, 148888), (296, 136816), (503, 80512), (544, 74444), (592, 68408), (629, 64384), (1006, 40256), (1088, 37222), (1184, 34204), (1258, 32192), (2012, 20128), (2176, 18611), (2368, 17102), (2516, 16096), (4024, 10064), (4736, 8551), (5032, 8048)]