2015091980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{60659}}^1$

素因数の和:60830

約数の個数: 48

約数和(自身を含む): 4647041280

約数和(自身を除く): 2631949300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 151, 220, 302, 604, 755, 1510, 1661, 3020, 3322, 6644, 8305, 16610, 33220, 60659, 121318, 242636, 303295, 606590, 667249, 1213180, 1334498, 2668996, 3336245, 6672490, 9159509, 13344980, 18319018, 36638036, 45797545, 91595090, 100754599, 183190180, 201509198, 403018396, 503772995, 1007545990, 2015091980]

約数ペア:

[(1, 2015091980), (2, 1007545990), (4, 503772995), (5, 403018396), (10, 201509198), (11, 183190180), (20, 100754599), (22, 91595090), (44, 45797545), (55, 36638036), (110, 18319018), (151, 13344980), (220, 9159509), (302, 6672490), (604, 3336245), (755, 2668996), (1510, 1334498), (1661, 1213180), (3020, 667249), (3322, 606590), (6644, 303295), (8305, 242636), (16610, 121318), (33220, 60659)]