19649700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{3119}}^1$

素因数の和:3146

約数の個数: 108

約数和(自身を含む): 70412160

約数和(自身を除く): 50762460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3119, 3150, 6238, 6300, 9357, 12476, 15595, 18714, 21833, 28071, 31190, 37428, 43666, 46785, 56142, 62380, 65499, 77975, 87332, 93570, 109165, 112284, 130998, 140355, 155950, 187140, 196497, 218330, 233925, 261996, 280710, 311900, 327495, 392994, 436660, 467850, 545825, 561420, 654990, 701775, 785988, 935700, 982485, 1091650, 1309980, 1403550, 1637475, 1964970, 2183300, 2807100, 3274950, 3929940, 4912425, 6549900, 9824850, 19649700]

約数ペア:

[(1, 19649700), (2, 9824850), (3, 6549900), (4, 4912425), (5, 3929940), (6, 3274950), (7, 2807100), (9, 2183300), (10, 1964970), (12, 1637475), (14, 1403550), (15, 1309980), (18, 1091650), (20, 982485), (21, 935700), (25, 785988), (28, 701775), (30, 654990), (35, 561420), (36, 545825), (42, 467850), (45, 436660), (50, 392994), (60, 327495), (63, 311900), (70, 280710), (75, 261996), (84, 233925), (90, 218330), (100, 196497), (105, 187140), (126, 155950), (140, 140355), (150, 130998), (175, 112284), (180, 109165), (210, 93570), (225, 87332), (252, 77975), (300, 65499), (315, 62380), (350, 56142), (420, 46785), (450, 43666), (525, 37428), (630, 31190), (700, 28071), (900, 21833), (1050, 18714), (1260, 15595), (1575, 12476), (2100, 9357), (3119, 6300), (3150, 6238)]