17921040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{839}}^1$

素因数の和:944

約数の個数: 80

約数和(自身を含む): 56246400

約数和(自身を除く): 38325360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 240, 267, 356, 445, 534, 712, 839, 890, 1068, 1335, 1424, 1678, 1780, 2136, 2517, 2670, 3356, 3560, 4195, 4272, 5034, 5340, 6712, 7120, 8390, 10068, 10680, 12585, 13424, 16780, 20136, 21360, 25170, 33560, 40272, 50340, 67120, 74671, 100680, 149342, 201360, 224013, 298684, 373355, 448026, 597368, 746710, 896052, 1120065, 1194736, 1493420, 1792104, 2240130, 2986840, 3584208, 4480260, 5973680, 8960520, 17921040]

約数ペア:

[(1, 17921040), (2, 8960520), (3, 5973680), (4, 4480260), (5, 3584208), (6, 2986840), (8, 2240130), (10, 1792104), (12, 1493420), (15, 1194736), (16, 1120065), (20, 896052), (24, 746710), (30, 597368), (40, 448026), (48, 373355), (60, 298684), (80, 224013), (89, 201360), (120, 149342), (178, 100680), (240, 74671), (267, 67120), (356, 50340), (445, 40272), (534, 33560), (712, 25170), (839, 21360), (890, 20136), (1068, 16780), (1335, 13424), (1424, 12585), (1678, 10680), (1780, 10068), (2136, 8390), (2517, 7120), (2670, 6712), (3356, 5340), (3560, 5034), (4195, 4272)]