2012805200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23189}}^1$

素因数の和:23245

約数の個数: 120

約数和(自身を含む): 5705111040

約数和(自身を除く): 3692305840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 175, 200, 217, 248, 280, 310, 350, 400, 434, 496, 560, 620, 700, 775, 868, 1085, 1240, 1400, 1550, 1736, 2170, 2480, 2800, 3100, 3472, 4340, 5425, 6200, 8680, 10850, 12400, 17360, 21700, 23189, 43400, 46378, 86800, 92756, 115945, 162323, 185512, 231890, 324646, 371024, 463780, 579725, 649292, 718859, 811615, 927560, 1159450, 1298584, 1437718, 1623230, 1855120, 2318900, 2597168, 2875436, 3246460, 3594295, 4058075, 4637800, 5032013, 5750872, 6492920, 7188590, 8116150, 9275600, 10064026, 11501744, 12985840, 14377180, 16232300, 17971475, 20128052, 25160065, 28754360, 32464600, 35942950, 40256104, 50320130, 57508720, 64929200, 71885900, 80512208, 100640260, 125800325, 143771800, 201280520, 251600650, 287543600, 402561040, 503201300, 1006402600, 2012805200]

約数ペア:

[(1, 2012805200), (2, 1006402600), (4, 503201300), (5, 402561040), (7, 287543600), (8, 251600650), (10, 201280520), (14, 143771800), (16, 125800325), (20, 100640260), (25, 80512208), (28, 71885900), (31, 64929200), (35, 57508720), (40, 50320130), (50, 40256104), (56, 35942950), (62, 32464600), (70, 28754360), (80, 25160065), (100, 20128052), (112, 17971475), (124, 16232300), (140, 14377180), (155, 12985840), (175, 11501744), (200, 10064026), (217, 9275600), (248, 8116150), (280, 7188590), (310, 6492920), (350, 5750872), (400, 5032013), (434, 4637800), (496, 4058075), (560, 3594295), (620, 3246460), (700, 2875436), (775, 2597168), (868, 2318900), (1085, 1855120), (1240, 1623230), (1400, 1437718), (1550, 1298584), (1736, 1159450), (2170, 927560), (2480, 811615), (2800, 718859), (3100, 649292), (3472, 579725), (4340, 463780), (5425, 371024), (6200, 324646), (8680, 231890), (10850, 185512), (12400, 162323), (17360, 115945), (21700, 92756), (23189, 86800), (43400, 46378)]