197197420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{38069}}^1$

素因数の和:38122

約数の個数: 48

約数和(自身を含む): 486077760

約数和(自身を除く): 288880340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 38069, 76138, 152276, 190345, 266483, 380690, 532966, 761380, 1065932, 1332415, 1408553, 2664830, 2817106, 5329660, 5634212, 7042765, 9859871, 14085530, 19719742, 28171060, 39439484, 49299355, 98598710, 197197420]

約数ペア:

[(1, 197197420), (2, 98598710), (4, 49299355), (5, 39439484), (7, 28171060), (10, 19719742), (14, 14085530), (20, 9859871), (28, 7042765), (35, 5634212), (37, 5329660), (70, 2817106), (74, 2664830), (140, 1408553), (148, 1332415), (185, 1065932), (259, 761380), (370, 532966), (518, 380690), (740, 266483), (1036, 190345), (1295, 152276), (2590, 76138), (5180, 38069)]