780368

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:195

約数の個数: 40

約数和(自身を含む): 1696320

約数和(自身を除く): 915952

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 151, 152, 272, 302, 304, 323, 604, 646, 1208, 1292, 2416, 2567, 2584, 2869, 5134, 5168, 5738, 10268, 11476, 20536, 22952, 41072, 45904, 48773, 97546, 195092, 390184, 780368]

約数ペア:

[(1, 780368), (2, 390184), (4, 195092), (8, 97546), (16, 48773), (17, 45904), (19, 41072), (34, 22952), (38, 20536), (68, 11476), (76, 10268), (136, 5738), (151, 5168), (152, 5134), (272, 2869), (302, 2584), (304, 2567), (323, 2416), (604, 1292), (646, 1208)]