202319920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3769}}^1$

素因数の和:3854

約数の個数: 80

約数和(自身を含む): 521707680

約数和(自身を除く): 319387760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 110, 122, 176, 220, 244, 305, 440, 488, 610, 671, 880, 976, 1220, 1342, 2440, 2684, 3355, 3769, 4880, 5368, 6710, 7538, 10736, 13420, 15076, 18845, 26840, 30152, 37690, 41459, 53680, 60304, 75380, 82918, 150760, 165836, 207295, 229909, 301520, 331672, 414590, 459818, 663344, 829180, 919636, 1149545, 1658360, 1839272, 2299090, 2528999, 3316720, 3678544, 4598180, 5057998, 9196360, 10115996, 12644995, 18392720, 20231992, 25289990, 40463984, 50579980, 101159960, 202319920]

約数ペア:

[(1, 202319920), (2, 101159960), (4, 50579980), (5, 40463984), (8, 25289990), (10, 20231992), (11, 18392720), (16, 12644995), (20, 10115996), (22, 9196360), (40, 5057998), (44, 4598180), (55, 3678544), (61, 3316720), (80, 2528999), (88, 2299090), (110, 1839272), (122, 1658360), (176, 1149545), (220, 919636), (244, 829180), (305, 663344), (440, 459818), (488, 414590), (610, 331672), (671, 301520), (880, 229909), (976, 207295), (1220, 165836), (1342, 150760), (2440, 82918), (2684, 75380), (3355, 60304), (3769, 53680), (4880, 41459), (5368, 37690), (6710, 30152), (7538, 26840), (10736, 18845), (13420, 15076)]