20120214044

素因数分解:

$2^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{379}}^1\times {\mathrm{7933}}^1$

素因数の和:8562

約数の個数: 48

約数和(自身を含む): 40520524800

約数和(自身を除く): 20400310756

約数列:

[1, 2, 4, 7, 14, 28, 239, 379, 478, 758, 956, 1516, 1673, 2653, 3346, 5306, 6692, 7933, 10612, 15866, 31732, 55531, 90581, 111062, 181162, 222124, 362324, 634067, 1268134, 1895987, 2536268, 3006607, 3791974, 6013214, 7583948, 12026428, 13271909, 21046249, 26543818, 42092498, 53087636, 84184996, 718579073, 1437158146, 2874316292, 5030053511, 10060107022, 20120214044]

約数ペア:

[(1, 20120214044), (2, 10060107022), (4, 5030053511), (7, 2874316292), (14, 1437158146), (28, 718579073), (239, 84184996), (379, 53087636), (478, 42092498), (758, 26543818), (956, 21046249), (1516, 13271909), (1673, 12026428), (2653, 7583948), (3346, 6013214), (5306, 3791974), (6692, 3006607), (7933, 2536268), (10612, 1895987), (15866, 1268134), (31732, 634067), (55531, 362324), (90581, 222124), (111062, 181162)]