40407990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{607}}^1$

素因数の和:941

約数の個数: 64

約数和(自身を含む): 111366144

約数和(自身を除く): 70958154

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 317, 607, 634, 951, 1214, 1585, 1821, 1902, 2219, 3035, 3170, 3642, 4249, 4438, 4755, 6070, 6657, 8498, 9105, 9510, 11095, 12747, 13314, 18210, 21245, 22190, 25494, 33285, 42490, 63735, 66570, 127470, 192419, 384838, 577257, 962095, 1154514, 1346933, 1924190, 2693866, 2886285, 4040799, 5772570, 6734665, 8081598, 13469330, 20203995, 40407990]

約数ペア:

[(1, 40407990), (2, 20203995), (3, 13469330), (5, 8081598), (6, 6734665), (7, 5772570), (10, 4040799), (14, 2886285), (15, 2693866), (21, 1924190), (30, 1346933), (35, 1154514), (42, 962095), (70, 577257), (105, 384838), (210, 192419), (317, 127470), (607, 66570), (634, 63735), (951, 42490), (1214, 33285), (1585, 25494), (1821, 22190), (1902, 21245), (2219, 18210), (3035, 13314), (3170, 12747), (3642, 11095), (4249, 9510), (4438, 9105), (4755, 8498), (6070, 6657)]