20101947420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{41759}}^1$

素因数の和:41955

約数の個数: 96

約数和(自身を含む): 57584701440

約数和(自身を除く): 37482754020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 113, 142, 213, 226, 284, 339, 355, 426, 452, 565, 678, 710, 852, 1065, 1130, 1356, 1420, 1695, 2130, 2260, 3390, 4260, 6780, 8023, 16046, 24069, 32092, 40115, 41759, 48138, 80230, 83518, 96276, 120345, 125277, 160460, 167036, 208795, 240690, 250554, 417590, 481380, 501108, 626385, 835180, 1252770, 2505540, 2964889, 4718767, 5929778, 8894667, 9437534, 11859556, 14156301, 14824445, 17789334, 18875068, 23593835, 28312602, 29648890, 35578668, 44473335, 47187670, 56625204, 59297780, 70781505, 88946670, 94375340, 141563010, 177893340, 283126020, 335032457, 670064914, 1005097371, 1340129828, 1675162285, 2010194742, 3350324570, 4020389484, 5025486855, 6700649140, 10050973710, 20101947420]

約数ペア:

[(1, 20101947420), (2, 10050973710), (3, 6700649140), (4, 5025486855), (5, 4020389484), (6, 3350324570), (10, 2010194742), (12, 1675162285), (15, 1340129828), (20, 1005097371), (30, 670064914), (60, 335032457), (71, 283126020), (113, 177893340), (142, 141563010), (213, 94375340), (226, 88946670), (284, 70781505), (339, 59297780), (355, 56625204), (426, 47187670), (452, 44473335), (565, 35578668), (678, 29648890), (710, 28312602), (852, 23593835), (1065, 18875068), (1130, 17789334), (1356, 14824445), (1420, 14156301), (1695, 11859556), (2130, 9437534), (2260, 8894667), (3390, 5929778), (4260, 4718767), (6780, 2964889), (8023, 2505540), (16046, 1252770), (24069, 835180), (32092, 626385), (40115, 501108), (41759, 481380), (48138, 417590), (80230, 250554), (83518, 240690), (96276, 208795), (120345, 167036), (125277, 160460)]