39809940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{743}}^1$

素因数の和:821

約数の個数: 96

約数和(自身を含む): 119992320

約数和(自身を除く): 80182380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 47, 57, 60, 76, 94, 95, 114, 141, 188, 190, 228, 235, 282, 285, 380, 470, 564, 570, 705, 743, 893, 940, 1140, 1410, 1486, 1786, 2229, 2679, 2820, 2972, 3572, 3715, 4458, 4465, 5358, 7430, 8916, 8930, 10716, 11145, 13395, 14117, 14860, 17860, 22290, 26790, 28234, 34921, 42351, 44580, 53580, 56468, 69842, 70585, 84702, 104763, 139684, 141170, 169404, 174605, 209526, 211755, 282340, 349210, 419052, 423510, 523815, 663499, 698420, 847020, 1047630, 1326998, 1990497, 2095260, 2653996, 3317495, 3980994, 6634990, 7961988, 9952485, 13269980, 19904970, 39809940]

約数ペア:

[(1, 39809940), (2, 19904970), (3, 13269980), (4, 9952485), (5, 7961988), (6, 6634990), (10, 3980994), (12, 3317495), (15, 2653996), (19, 2095260), (20, 1990497), (30, 1326998), (38, 1047630), (47, 847020), (57, 698420), (60, 663499), (76, 523815), (94, 423510), (95, 419052), (114, 349210), (141, 282340), (188, 211755), (190, 209526), (228, 174605), (235, 169404), (282, 141170), (285, 139684), (380, 104763), (470, 84702), (564, 70585), (570, 69842), (705, 56468), (743, 53580), (893, 44580), (940, 42351), (1140, 34921), (1410, 28234), (1486, 26790), (1786, 22290), (2229, 17860), (2679, 14860), (2820, 14117), (2972, 13395), (3572, 11145), (3715, 10716), (4458, 8930), (4465, 8916), (5358, 7430)]