31044020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 80510976

約数和(自身を除く): 49466956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 31, 35, 46, 62, 70, 92, 115, 124, 140, 155, 161, 217, 230, 310, 311, 322, 434, 460, 620, 622, 644, 713, 805, 868, 1085, 1244, 1426, 1555, 1610, 2170, 2177, 2852, 3110, 3220, 3565, 4340, 4354, 4991, 6220, 7130, 7153, 8708, 9641, 9982, 10885, 14260, 14306, 19282, 19964, 21770, 24955, 28612, 35765, 38564, 43540, 48205, 49910, 50071, 67487, 71530, 96410, 99820, 100142, 134974, 143060, 192820, 200284, 221743, 250355, 269948, 337435, 443486, 500710, 674870, 886972, 1001420, 1108715, 1349740, 1552201, 2217430, 3104402, 4434860, 6208804, 7761005, 15522010, 31044020]

約数ペア:

[(1, 31044020), (2, 15522010), (4, 7761005), (5, 6208804), (7, 4434860), (10, 3104402), (14, 2217430), (20, 1552201), (23, 1349740), (28, 1108715), (31, 1001420), (35, 886972), (46, 674870), (62, 500710), (70, 443486), (92, 337435), (115, 269948), (124, 250355), (140, 221743), (155, 200284), (161, 192820), (217, 143060), (230, 134974), (310, 100142), (311, 99820), (322, 96410), (434, 71530), (460, 67487), (620, 50071), (622, 49910), (644, 48205), (713, 43540), (805, 38564), (868, 35765), (1085, 28612), (1244, 24955), (1426, 21770), (1555, 19964), (1610, 19282), (2170, 14306), (2177, 14260), (2852, 10885), (3110, 9982), (3220, 9641), (3565, 8708), (4340, 7153), (4354, 7130), (4991, 6220)]