19635560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3049}}^1$

素因数の和:3090

約数の個数: 64

約数和(自身を含む): 52704000

約数和(自身を除く): 33068440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3049, 3220, 6098, 6440, 12196, 15245, 21343, 24392, 30490, 42686, 60980, 70127, 85372, 106715, 121960, 140254, 170744, 213430, 280508, 350635, 426860, 490889, 561016, 701270, 853720, 981778, 1402540, 1963556, 2454445, 2805080, 3927112, 4908890, 9817780, 19635560]

約数ペア:

[(1, 19635560), (2, 9817780), (4, 4908890), (5, 3927112), (7, 2805080), (8, 2454445), (10, 1963556), (14, 1402540), (20, 981778), (23, 853720), (28, 701270), (35, 561016), (40, 490889), (46, 426860), (56, 350635), (70, 280508), (92, 213430), (115, 170744), (140, 140254), (161, 121960), (184, 106715), (230, 85372), (280, 70127), (322, 60980), (460, 42686), (644, 30490), (805, 24392), (920, 21343), (1288, 15245), (1610, 12196), (3049, 6440), (3220, 6098)]