8240240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:186

約数の個数: 80

約数和(自身を含む): 20811168

約数和(自身を除く): 12570928

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 73, 80, 83, 85, 136, 146, 166, 170, 272, 292, 332, 340, 365, 415, 584, 664, 680, 730, 830, 1168, 1241, 1328, 1360, 1411, 1460, 1660, 2482, 2822, 2920, 3320, 4964, 5644, 5840, 6059, 6205, 6640, 7055, 9928, 11288, 12118, 12410, 14110, 19856, 22576, 24236, 24820, 28220, 30295, 48472, 49640, 56440, 60590, 96944, 99280, 103003, 112880, 121180, 206006, 242360, 412012, 484720, 515015, 824024, 1030030, 1648048, 2060060, 4120120, 8240240]

約数ペア:

[(1, 8240240), (2, 4120120), (4, 2060060), (5, 1648048), (8, 1030030), (10, 824024), (16, 515015), (17, 484720), (20, 412012), (34, 242360), (40, 206006), (68, 121180), (73, 112880), (80, 103003), (83, 99280), (85, 96944), (136, 60590), (146, 56440), (166, 49640), (170, 48472), (272, 30295), (292, 28220), (332, 24820), (340, 24236), (365, 22576), (415, 19856), (584, 14110), (664, 12410), (680, 12118), (730, 11288), (830, 9928), (1168, 7055), (1241, 6640), (1328, 6205), (1360, 6059), (1411, 5840), (1460, 5644), (1660, 4964), (2482, 3320), (2822, 2920)]