21865506080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{730799}}^1$

素因数の和:730842

約数の個数: 96

約数和(自身を含む): 59668358400

約数和(自身を除く): 37802852320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 340, 352, 374, 440, 544, 680, 748, 880, 935, 1360, 1496, 1760, 1870, 2720, 2992, 3740, 5984, 7480, 14960, 29920, 730799, 1461598, 2923196, 3653995, 5846392, 7307990, 8038789, 11692784, 12423583, 14615980, 16077578, 23385568, 24847166, 29231960, 32155156, 40193945, 49694332, 58463920, 62117915, 64310312, 80387890, 99388664, 116927840, 124235830, 128620624, 136659413, 160775780, 198777328, 248471660, 257241248, 273318826, 321551560, 397554656, 496943320, 546637652, 643103120, 683297065, 993886640, 1093275304, 1286206240, 1366594130, 1987773280, 2186550608, 2733188260, 4373101216, 5466376520, 10932753040, 21865506080]

約数ペア:

[(1, 21865506080), (2, 10932753040), (4, 5466376520), (5, 4373101216), (8, 2733188260), (10, 2186550608), (11, 1987773280), (16, 1366594130), (17, 1286206240), (20, 1093275304), (22, 993886640), (32, 683297065), (34, 643103120), (40, 546637652), (44, 496943320), (55, 397554656), (68, 321551560), (80, 273318826), (85, 257241248), (88, 248471660), (110, 198777328), (136, 160775780), (160, 136659413), (170, 128620624), (176, 124235830), (187, 116927840), (220, 99388664), (272, 80387890), (340, 64310312), (352, 62117915), (374, 58463920), (440, 49694332), (544, 40193945), (680, 32155156), (748, 29231960), (880, 24847166), (935, 23385568), (1360, 16077578), (1496, 14615980), (1760, 12423583), (1870, 11692784), (2720, 8038789), (2992, 7307990), (3740, 5846392), (5984, 3653995), (7480, 2923196), (14960, 1461598), (29920, 730799)]