17505124460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{109943}}^1$

素因数の和:110390

約数の個数: 48

約数和(自身を含む): 38788243200

約数和(自身を除く): 21283118740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 419, 838, 1676, 2095, 4190, 7961, 8380, 15922, 31844, 39805, 79610, 109943, 159220, 219886, 439772, 549715, 1099430, 2088917, 2198860, 4177834, 8355668, 10444585, 20889170, 41778340, 46066117, 92132234, 184264468, 230330585, 460661170, 875256223, 921322340, 1750512446, 3501024892, 4376281115, 8752562230, 17505124460]

約数ペア:

[(1, 17505124460), (2, 8752562230), (4, 4376281115), (5, 3501024892), (10, 1750512446), (19, 921322340), (20, 875256223), (38, 460661170), (76, 230330585), (95, 184264468), (190, 92132234), (380, 46066117), (419, 41778340), (838, 20889170), (1676, 10444585), (2095, 8355668), (4190, 4177834), (7961, 2198860), (8380, 2088917), (15922, 1099430), (31844, 549715), (39805, 439772), (79610, 219886), (109943, 159220)]