2788897064

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{300787}}^1$

素因数の和:300873

約数の個数: 32

約数和(自身を含む): 5594656800

約数和(自身を除く): 2805759736

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 9272, 300787, 601574, 1203148, 2406296, 5714953, 11429906, 18348007, 22859812, 36696014, 45719624, 73392028, 146784056, 348612133, 697224266, 1394448532, 2788897064]

約数ペア:

[(1, 2788897064), (2, 1394448532), (4, 697224266), (8, 348612133), (19, 146784056), (38, 73392028), (61, 45719624), (76, 36696014), (122, 22859812), (152, 18348007), (244, 11429906), (488, 5714953), (1159, 2406296), (2318, 1203148), (4636, 601574), (9272, 300787)]