20171114210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{480379}}^1$

素因数の和:480435

約数の個数: 64

約数和(自身を含む): 43580073600

約数和(自身を除く): 23408959390

約数列:

[1, 2, 5, 10, 13, 17, 19, 26, 34, 38, 65, 85, 95, 130, 170, 190, 221, 247, 323, 442, 494, 646, 1105, 1235, 1615, 2210, 2470, 3230, 4199, 8398, 20995, 41990, 480379, 960758, 2401895, 4803790, 6244927, 8166443, 9127201, 12489854, 16332886, 18254402, 31224635, 40832215, 45636005, 62449270, 81664430, 91272010, 106163759, 118653613, 155162417, 212327518, 237307226, 310324834, 530818795, 593268065, 775812085, 1061637590, 1186536130, 1551624170, 2017111421, 4034222842, 10085557105, 20171114210]

約数ペア:

[(1, 20171114210), (2, 10085557105), (5, 4034222842), (10, 2017111421), (13, 1551624170), (17, 1186536130), (19, 1061637590), (26, 775812085), (34, 593268065), (38, 530818795), (65, 310324834), (85, 237307226), (95, 212327518), (130, 155162417), (170, 118653613), (190, 106163759), (221, 91272010), (247, 81664430), (323, 62449270), (442, 45636005), (494, 40832215), (646, 31224635), (1105, 18254402), (1235, 16332886), (1615, 12489854), (2210, 9127201), (2470, 8166443), (3230, 6244927), (4199, 4803790), (8398, 2401895), (20995, 960758), (41990, 480379)]