2018970275

素因数分解:

$5^2\times 7^2\times {\mathrm{191}}^1\times {\mathrm{8629}}^1$

素因数の和:8844

約数の個数: 36

約数和(自身を含む): 2927848320

約数和(自身を除く): 908878045

約数列:

[1, 5, 7, 25, 35, 49, 175, 191, 245, 955, 1225, 1337, 4775, 6685, 8629, 9359, 33425, 43145, 46795, 60403, 215725, 233975, 302015, 422821, 1510075, 1648139, 2114105, 8240695, 10570525, 11536973, 41203475, 57684865, 80758811, 288424325, 403794055, 2018970275]

約数ペア:

[(1, 2018970275), (5, 403794055), (7, 288424325), (25, 80758811), (35, 57684865), (49, 41203475), (175, 11536973), (191, 10570525), (245, 8240695), (955, 2114105), (1225, 1648139), (1337, 1510075), (4775, 422821), (6685, 302015), (8629, 233975), (9359, 215725), (33425, 60403), (43145, 46795)]