2755914980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{20743}}^1$

素因数の和:20845

約数の個数: 96

約数和(自身を含む): 7220903424

約数和(自身を除く): 4464988444

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 73, 91, 130, 140, 146, 182, 260, 292, 364, 365, 455, 511, 730, 910, 949, 1022, 1460, 1820, 1898, 2044, 2555, 3796, 4745, 5110, 6643, 9490, 10220, 13286, 18980, 20743, 26572, 33215, 41486, 66430, 82972, 103715, 132860, 145201, 207430, 269659, 290402, 414860, 539318, 580804, 726005, 1078636, 1348295, 1452010, 1514239, 1887613, 2696590, 2904020, 3028478, 3775226, 5393180, 6056956, 7550452, 7571195, 9438065, 10599673, 15142390, 18876130, 19685107, 21199346, 30284780, 37752260, 39370214, 42398692, 52998365, 78740428, 98425535, 105996730, 137795749, 196851070, 211993460, 275591498, 393702140, 551182996, 688978745, 1377957490, 2755914980]

約数ペア:

[(1, 2755914980), (2, 1377957490), (4, 688978745), (5, 551182996), (7, 393702140), (10, 275591498), (13, 211993460), (14, 196851070), (20, 137795749), (26, 105996730), (28, 98425535), (35, 78740428), (52, 52998365), (65, 42398692), (70, 39370214), (73, 37752260), (91, 30284780), (130, 21199346), (140, 19685107), (146, 18876130), (182, 15142390), (260, 10599673), (292, 9438065), (364, 7571195), (365, 7550452), (455, 6056956), (511, 5393180), (730, 3775226), (910, 3028478), (949, 2904020), (1022, 2696590), (1460, 1887613), (1820, 1514239), (1898, 1452010), (2044, 1348295), (2555, 1078636), (3796, 726005), (4745, 580804), (5110, 539318), (6643, 414860), (9490, 290402), (10220, 269659), (13286, 207430), (18980, 145201), (20743, 132860), (26572, 103715), (33215, 82972), (41486, 66430)]