20099340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1$

素因数の和:693

約数の個数: 120

約数和(自身を含む): 66472560

約数和(自身を除く): 46373220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 380, 405, 513, 540, 570, 653, 684, 810, 855, 1026, 1140, 1306, 1539, 1620, 1710, 1959, 2052, 2565, 2612, 3078, 3265, 3420, 3918, 5130, 5877, 6156, 6530, 7695, 7836, 9795, 10260, 11754, 12407, 13060, 15390, 17631, 19590, 23508, 24814, 29385, 30780, 35262, 37221, 39180, 49628, 52893, 58770, 62035, 70524, 74442, 88155, 105786, 111663, 117540, 124070, 148884, 176310, 186105, 211572, 223326, 248140, 264465, 334989, 352620, 372210, 446652, 528930, 558315, 669978, 744420, 1004967, 1057860, 1116630, 1339956, 1674945, 2009934, 2233260, 3349890, 4019868, 5024835, 6699780, 10049670, 20099340]

約数ペア:

[(1, 20099340), (2, 10049670), (3, 6699780), (4, 5024835), (5, 4019868), (6, 3349890), (9, 2233260), (10, 2009934), (12, 1674945), (15, 1339956), (18, 1116630), (19, 1057860), (20, 1004967), (27, 744420), (30, 669978), (36, 558315), (38, 528930), (45, 446652), (54, 372210), (57, 352620), (60, 334989), (76, 264465), (81, 248140), (90, 223326), (95, 211572), (108, 186105), (114, 176310), (135, 148884), (162, 124070), (171, 117540), (180, 111663), (190, 105786), (228, 88155), (270, 74442), (285, 70524), (324, 62035), (342, 58770), (380, 52893), (405, 49628), (513, 39180), (540, 37221), (570, 35262), (653, 30780), (684, 29385), (810, 24814), (855, 23508), (1026, 19590), (1140, 17631), (1306, 15390), (1539, 13060), (1620, 12407), (1710, 11754), (1959, 10260), (2052, 9795), (2565, 7836), (2612, 7695), (3078, 6530), (3265, 6156), (3420, 5877), (3918, 5130)]