2949980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:107

約数の個数: 72

約数和(自身を含む): 7239456

約数和(自身を除く): 4289476

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 53, 55, 92, 106, 110, 115, 121, 212, 220, 230, 242, 253, 265, 460, 484, 506, 530, 583, 605, 1012, 1060, 1166, 1210, 1219, 1265, 2332, 2420, 2438, 2530, 2783, 2915, 4876, 5060, 5566, 5830, 6095, 6413, 11132, 11660, 12190, 12826, 13409, 13915, 24380, 25652, 26818, 27830, 32065, 53636, 55660, 64130, 67045, 128260, 134090, 147499, 268180, 294998, 589996, 737495, 1474990, 2949980]

約数ペア:

[(1, 2949980), (2, 1474990), (4, 737495), (5, 589996), (10, 294998), (11, 268180), (20, 147499), (22, 134090), (23, 128260), (44, 67045), (46, 64130), (53, 55660), (55, 53636), (92, 32065), (106, 27830), (110, 26818), (115, 25652), (121, 24380), (212, 13915), (220, 13409), (230, 12826), (242, 12190), (253, 11660), (265, 11132), (460, 6413), (484, 6095), (506, 5830), (530, 5566), (583, 5060), (605, 4876), (1012, 2915), (1060, 2783), (1166, 2530), (1210, 2438), (1219, 2420), (1265, 2332)]