20305530

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:380

約数の個数: 96

約数和(自身を含む): 61012224

約数和(自身を除く): 40706694

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 167, 193, 210, 315, 334, 386, 501, 579, 630, 835, 965, 1002, 1158, 1169, 1351, 1503, 1670, 1737, 1930, 2338, 2505, 2702, 2895, 3006, 3474, 3507, 4053, 5010, 5790, 5845, 6755, 7014, 7515, 8106, 8685, 10521, 11690, 12159, 13510, 15030, 17370, 17535, 20265, 21042, 24318, 32231, 35070, 40530, 52605, 60795, 64462, 96693, 105210, 121590, 161155, 193386, 225617, 290079, 322310, 451234, 483465, 580158, 676851, 966930, 1128085, 1353702, 1450395, 2030553, 2256170, 2900790, 3384255, 4061106, 6768510, 10152765, 20305530]

約数ペア:

[(1, 20305530), (2, 10152765), (3, 6768510), (5, 4061106), (6, 3384255), (7, 2900790), (9, 2256170), (10, 2030553), (14, 1450395), (15, 1353702), (18, 1128085), (21, 966930), (30, 676851), (35, 580158), (42, 483465), (45, 451234), (63, 322310), (70, 290079), (90, 225617), (105, 193386), (126, 161155), (167, 121590), (193, 105210), (210, 96693), (315, 64462), (334, 60795), (386, 52605), (501, 40530), (579, 35070), (630, 32231), (835, 24318), (965, 21042), (1002, 20265), (1158, 17535), (1169, 17370), (1351, 15030), (1503, 13510), (1670, 12159), (1737, 11690), (1930, 10521), (2338, 8685), (2505, 8106), (2702, 7515), (2895, 7014), (3006, 6755), (3474, 5845), (3507, 5790), (4053, 5010)]