402446485120

素因数分解:

$2^7\times 5^1\times {\mathrm{2143}}^1\times {\mathrm{293431}}^1$

素因数の和:295593

約数の個数: 64

約数和(自身を含む): 962550858240

約数和(自身を除く): 560104373120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2143, 4286, 8572, 10715, 17144, 21430, 34288, 42860, 68576, 85720, 137152, 171440, 274304, 293431, 342880, 586862, 685760, 1173724, 1371520, 1467155, 2347448, 2934310, 4694896, 5868620, 9389792, 11737240, 18779584, 23474480, 37559168, 46948960, 93897920, 187795840, 628822633, 1257645266, 2515290532, 3144113165, 5030581064, 6288226330, 10061162128, 12576452660, 20122324256, 25152905320, 40244648512, 50305810640, 80489297024, 100611621280, 201223242560, 402446485120]

約数ペア:

[(1, 402446485120), (2, 201223242560), (4, 100611621280), (5, 80489297024), (8, 50305810640), (10, 40244648512), (16, 25152905320), (20, 20122324256), (32, 12576452660), (40, 10061162128), (64, 6288226330), (80, 5030581064), (128, 3144113165), (160, 2515290532), (320, 1257645266), (640, 628822633), (2143, 187795840), (4286, 93897920), (8572, 46948960), (10715, 37559168), (17144, 23474480), (21430, 18779584), (34288, 11737240), (42860, 9389792), (68576, 5868620), (85720, 4694896), (137152, 2934310), (171440, 2347448), (274304, 1467155), (293431, 1371520), (342880, 1173724), (586862, 685760)]