2019352020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1489}}^1\times {\mathrm{3229}}^1$

素因数の和:4737

約数の個数: 96

約数和(自身を含む): 6468268800

約数和(自身を除く): 4448916780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1489, 2978, 3229, 4467, 5956, 6458, 7445, 8934, 9687, 10423, 12916, 14890, 16145, 17868, 19374, 20846, 22335, 22603, 29780, 31269, 32290, 38748, 41692, 44670, 45206, 48435, 52115, 62538, 64580, 67809, 89340, 90412, 96870, 104230, 113015, 125076, 135618, 156345, 193740, 208460, 226030, 271236, 312690, 339045, 452060, 625380, 678090, 1356180, 4807981, 9615962, 14423943, 19231924, 24039905, 28847886, 33655867, 48079810, 57695772, 67311734, 72119715, 96159620, 100967601, 134623468, 144239430, 168279335, 201935202, 288478860, 336558670, 403870404, 504838005, 673117340, 1009676010, 2019352020]

約数ペア:

[(1, 2019352020), (2, 1009676010), (3, 673117340), (4, 504838005), (5, 403870404), (6, 336558670), (7, 288478860), (10, 201935202), (12, 168279335), (14, 144239430), (15, 134623468), (20, 100967601), (21, 96159620), (28, 72119715), (30, 67311734), (35, 57695772), (42, 48079810), (60, 33655867), (70, 28847886), (84, 24039905), (105, 19231924), (140, 14423943), (210, 9615962), (420, 4807981), (1489, 1356180), (2978, 678090), (3229, 625380), (4467, 452060), (5956, 339045), (6458, 312690), (7445, 271236), (8934, 226030), (9687, 208460), (10423, 193740), (12916, 156345), (14890, 135618), (16145, 125076), (17868, 113015), (19374, 104230), (20846, 96870), (22335, 90412), (22603, 89340), (29780, 67809), (31269, 64580), (32290, 62538), (38748, 52115), (41692, 48435), (44670, 45206)]