29115020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 68774832

約数和(自身を除く): 39659812

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 121, 212, 220, 227, 242, 265, 454, 484, 530, 583, 605, 908, 1060, 1135, 1166, 1210, 2270, 2332, 2420, 2497, 2915, 4540, 4994, 5830, 6413, 9988, 11660, 12031, 12485, 12826, 24062, 24970, 25652, 27467, 32065, 48124, 49940, 54934, 60155, 64130, 109868, 120310, 128260, 132341, 137335, 240620, 264682, 274670, 529364, 549340, 661705, 1323410, 1455751, 2646820, 2911502, 5823004, 7278755, 14557510, 29115020]

約数ペア:

[(1, 29115020), (2, 14557510), (4, 7278755), (5, 5823004), (10, 2911502), (11, 2646820), (20, 1455751), (22, 1323410), (44, 661705), (53, 549340), (55, 529364), (106, 274670), (110, 264682), (121, 240620), (212, 137335), (220, 132341), (227, 128260), (242, 120310), (265, 109868), (454, 64130), (484, 60155), (530, 54934), (583, 49940), (605, 48124), (908, 32065), (1060, 27467), (1135, 25652), (1166, 24970), (1210, 24062), (2270, 12826), (2332, 12485), (2420, 12031), (2497, 11660), (2915, 9988), (4540, 6413), (4994, 5830)]