814890430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2083}}^1$

素因数の和:2209

約数の個数: 64

約数和(自身を含む): 1620518400

約数和(自身を除く): 805627970

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 71, 95, 142, 145, 190, 290, 355, 551, 710, 1102, 1349, 2059, 2083, 2698, 2755, 4118, 4166, 5510, 6745, 10295, 10415, 13490, 20590, 20830, 39121, 39577, 60407, 78242, 79154, 120814, 147893, 195605, 197885, 295786, 302035, 391210, 395770, 604070, 739465, 1147733, 1478930, 2295466, 2809967, 4288897, 5619934, 5738665, 8577794, 11477330, 14049835, 21444485, 28099670, 42888970, 81489043, 162978086, 407445215, 814890430]

約数ペア:

[(1, 814890430), (2, 407445215), (5, 162978086), (10, 81489043), (19, 42888970), (29, 28099670), (38, 21444485), (58, 14049835), (71, 11477330), (95, 8577794), (142, 5738665), (145, 5619934), (190, 4288897), (290, 2809967), (355, 2295466), (551, 1478930), (710, 1147733), (1102, 739465), (1349, 604070), (2059, 395770), (2083, 391210), (2698, 302035), (2755, 295786), (4118, 197885), (4166, 195605), (5510, 147893), (6745, 120814), (10295, 79154), (10415, 78242), (13490, 60407), (20590, 39577), (20830, 39121)]