2787376

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:253

約数の個数: 40

約数和(自身を含む): 5825520

約数和(自身を除く): 3038144

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 106, 152, 173, 212, 304, 346, 424, 692, 848, 1007, 1384, 2014, 2768, 3287, 4028, 6574, 8056, 9169, 13148, 16112, 18338, 26296, 36676, 52592, 73352, 146704, 174211, 348422, 696844, 1393688, 2787376]

約数ペア:

[(1, 2787376), (2, 1393688), (4, 696844), (8, 348422), (16, 174211), (19, 146704), (38, 73352), (53, 52592), (76, 36676), (106, 26296), (152, 18338), (173, 16112), (212, 13148), (304, 9169), (346, 8056), (424, 6574), (692, 4028), (848, 3287), (1007, 2768), (1384, 2014)]