220161220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{4943}}^1$

素因数の和:5100

約数の個数: 48

約数和(自身を含む): 493371648

約数和(自身を除く): 273210428

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 340, 524, 655, 1310, 2227, 2620, 4454, 4943, 8908, 9886, 11135, 19772, 22270, 24715, 44540, 49430, 84031, 98860, 168062, 336124, 420155, 647533, 840310, 1295066, 1680620, 2590132, 3237665, 6475330, 11008061, 12950660, 22016122, 44032244, 55040305, 110080610, 220161220]

約数ペア:

[(1, 220161220), (2, 110080610), (4, 55040305), (5, 44032244), (10, 22016122), (17, 12950660), (20, 11008061), (34, 6475330), (68, 3237665), (85, 2590132), (131, 1680620), (170, 1295066), (262, 840310), (340, 647533), (524, 420155), (655, 336124), (1310, 168062), (2227, 98860), (2620, 84031), (4454, 49430), (4943, 44540), (8908, 24715), (9886, 22270), (11135, 19772)]