679962020

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1\times {\mathrm{1877}}^1$

素因数の和:2252

約数の個数: 48

約数和(自身を含む): 1457628480

約数和(自身を除く): 777666460

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 307, 590, 614, 1180, 1228, 1535, 1877, 3070, 3754, 6140, 7508, 9385, 18113, 18770, 36226, 37540, 72452, 90565, 110743, 181130, 221486, 362260, 442972, 553715, 576239, 1107430, 1152478, 2214860, 2304956, 2881195, 5762390, 11524780, 33998101, 67996202, 135992404, 169990505, 339981010, 679962020]

約数ペア:

[(1, 679962020), (2, 339981010), (4, 169990505), (5, 135992404), (10, 67996202), (20, 33998101), (59, 11524780), (118, 5762390), (236, 2881195), (295, 2304956), (307, 2214860), (590, 1152478), (614, 1107430), (1180, 576239), (1228, 553715), (1535, 442972), (1877, 362260), (3070, 221486), (3754, 181130), (6140, 110743), (7508, 90565), (9385, 72452), (18113, 37540), (18770, 36226)]