17778320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{599}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 48211200

約数和(自身を除く): 30432880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 599, 742, 848, 1060, 1198, 1484, 1855, 2120, 2396, 2968, 2995, 3710, 4193, 4240, 4792, 5936, 5990, 7420, 8386, 9584, 11980, 14840, 16772, 20965, 23960, 29680, 31747, 33544, 41930, 47920, 63494, 67088, 83860, 126988, 158735, 167720, 222229, 253976, 317470, 335440, 444458, 507952, 634940, 888916, 1111145, 1269880, 1777832, 2222290, 2539760, 3555664, 4444580, 8889160, 17778320]

約数ペア:

[(1, 17778320), (2, 8889160), (4, 4444580), (5, 3555664), (7, 2539760), (8, 2222290), (10, 1777832), (14, 1269880), (16, 1111145), (20, 888916), (28, 634940), (35, 507952), (40, 444458), (53, 335440), (56, 317470), (70, 253976), (80, 222229), (106, 167720), (112, 158735), (140, 126988), (212, 83860), (265, 67088), (280, 63494), (371, 47920), (424, 41930), (530, 33544), (560, 31747), (599, 29680), (742, 23960), (848, 20965), (1060, 16772), (1198, 14840), (1484, 11980), (1855, 9584), (2120, 8386), (2396, 7420), (2968, 5990), (2995, 5936), (3710, 4792), (4193, 4240)]