10405980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4447}}^1$

素因数の和:4475

約数の個数: 72

約数和(自身を含む): 34000512

約数和(自身を除く): 23594532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 4447, 8894, 13341, 17788, 22235, 26682, 40023, 44470, 53364, 57811, 66705, 80046, 88940, 115622, 133410, 160092, 173433, 200115, 231244, 266820, 289055, 346866, 400230, 520299, 578110, 693732, 800460, 867165, 1040598, 1156220, 1734330, 2081196, 2601495, 3468660, 5202990, 10405980]

約数ペア:

[(1, 10405980), (2, 5202990), (3, 3468660), (4, 2601495), (5, 2081196), (6, 1734330), (9, 1156220), (10, 1040598), (12, 867165), (13, 800460), (15, 693732), (18, 578110), (20, 520299), (26, 400230), (30, 346866), (36, 289055), (39, 266820), (45, 231244), (52, 200115), (60, 173433), (65, 160092), (78, 133410), (90, 115622), (117, 88940), (130, 80046), (156, 66705), (180, 57811), (195, 53364), (234, 44470), (260, 40023), (390, 26682), (468, 22235), (585, 17788), (780, 13341), (1170, 8894), (2340, 4447)]