30446930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 61067520

約数和(自身を除く): 30620590

約数列:

[1, 2, 5, 10, 19, 37, 38, 61, 71, 74, 95, 122, 142, 185, 190, 305, 355, 370, 610, 703, 710, 1159, 1349, 1406, 2257, 2318, 2627, 2698, 3515, 4331, 4514, 5254, 5795, 6745, 7030, 8662, 11285, 11590, 13135, 13490, 21655, 22570, 26270, 42883, 43310, 49913, 82289, 85766, 99826, 160247, 164578, 214415, 249565, 320494, 411445, 428830, 499130, 801235, 822890, 1602470, 3044693, 6089386, 15223465, 30446930]

約数ペア:

[(1, 30446930), (2, 15223465), (5, 6089386), (10, 3044693), (19, 1602470), (37, 822890), (38, 801235), (61, 499130), (71, 428830), (74, 411445), (95, 320494), (122, 249565), (142, 214415), (185, 164578), (190, 160247), (305, 99826), (355, 85766), (370, 82289), (610, 49913), (703, 43310), (710, 42883), (1159, 26270), (1349, 22570), (1406, 21655), (2257, 13490), (2318, 13135), (2627, 11590), (2698, 11285), (3515, 8662), (4331, 7030), (4514, 6745), (5254, 5795)]